"The Intrinsic Equation of a Curve in Polar Co-Ordinates" is an article from The American Mathematical Monthly, Volume 2 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968244

Source: http://www.jstor.org/stable/10.2307/2968244

"130" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971448

Source: http://www.jstor.org/stable/10.2307/2971448

"Note on Spherical Geometry" is an article from The American Mathematical Monthly, Volume 6 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969675

Source: http://www.jstor.org/stable/10.2307/2969675

"Biangular Coordinates" is an article from The American Mathematical Monthly, Volume 17 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2972096

Source: http://www.jstor.org/stable/10.2307/2972096

"The Binomial Theorem" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969307

Source: http://www.jstor.org/stable/10.2307/2969307

"65" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969762

Source: http://www.jstor.org/stable/10.2307/2969762

"Summation of Series" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968590

Source: http://www.jstor.org/stable/10.2307/2968590

"On the Evaluation of Certain Definite Integrals" is an article from The American Mathematical Monthly, Volume 11 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970520

Source: http://www.jstor.org/stable/10.2307/2970520

"The Sinking-Fund of the United States" is an article from The American Mathematical Monthly, Volume 11 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969884

Source: http://www.jstor.org/stable/10.2307/2969884

"342" is an article from The American Mathematical Monthly, Volume 16 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969170

Source: http://www.jstor.org/stable/10.2307/2969170

"Note on the Centroid of Plane Areas" is an article from The American Mathematical Monthly, Volume 1 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968771

Source: http://www.jstor.org/stable/10.2307/2968771

"170" is an article from The American Mathematical Monthly, Volume 14 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970809

Source: http://www.jstor.org/stable/10.2307/2970809

"187" is an article from The American Mathematical Monthly, Volume 14 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971161

Source: http://www.jstor.org/stable/10.2307/2971161

"99" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968628

Source: http://www.jstor.org/stable/10.2307/2968628

"64" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970981

Source: http://www.jstor.org/stable/10.2307/2970981

"97" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970472

Source: http://www.jstor.org/stable/10.2307/2970472

"Integration of Elliptic Integrals" is an article from The American Mathematical Monthly, Volume 7 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968796

Source: http://www.jstor.org/stable/10.2307/2968796

"142" is an article from The American Mathematical Monthly, Volume 10 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969186

Source: http://www.jstor.org/stable/10.2307/2969186

"65" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968567

Source: http://www.jstor.org/stable/10.2307/2968567

"149" is an article from The American Mathematical Monthly, Volume 11 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967880

Source: http://www.jstor.org/stable/10.2307/2967880

"25" is an article from The American Mathematical Monthly, Volume 1 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969047

Source: http://www.jstor.org/stable/10.2307/2969047

"Integration of Elliptic Integrals" is an article from The American Mathematical Monthly, Volume 7 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968395

Source: http://www.jstor.org/stable/10.2307/2968395

"117" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971305

Source: http://www.jstor.org/stable/10.2307/2971305

"100" is an article from The American Mathematical Monthly, Volume 7 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970253

Source: http://www.jstor.org/stable/10.2307/2970253

"10" is an article from The American Mathematical Monthly, Volume 1 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971200

Source: http://www.jstor.org/stable/10.2307/2971200

"154" is an article from The American Mathematical Monthly, Volume 12 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967733

Source: http://www.jstor.org/stable/10.2307/2967733

"116" is an article from The American Mathematical Monthly, Volume 6 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970081

Source: http://www.jstor.org/stable/10.2307/2970081

"115" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968903

Source: http://www.jstor.org/stable/10.2307/2968903

"173" is an article from The American Mathematical Monthly, Volume 15 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971529

Source: http://www.jstor.org/stable/10.2307/2971529

"108" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970463

Source: http://www.jstor.org/stable/10.2307/2970463

"89" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971451

Source: http://www.jstor.org/stable/10.2307/2971451

"Problems: 24-25" is an article from The American Mathematical Monthly, Volume 2 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971595

Source: http://www.jstor.org/stable/10.2307/2971595

"Gravity, True and Apparent" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967668

Source: http://www.jstor.org/stable/10.2307/2967668

"62" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967929

Source: http://www.jstor.org/stable/10.2307/2967929

"53" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968721

Source: http://www.jstor.org/stable/10.2307/2968721

"100" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969623

Source: http://www.jstor.org/stable/10.2307/2969623

"150" is an article from The American Mathematical Monthly, Volume 11 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967881

Source: http://www.jstor.org/stable/10.2307/2967881

"137" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968838

Source: http://www.jstor.org/stable/10.2307/2968838

"20" is an article from The American Mathematical Monthly, Volume 2 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968272

Source: http://www.jstor.org/stable/10.2307/2968272

"36" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969769

Source: http://www.jstor.org/stable/10.2307/2969769

"120" is an article from The American Mathematical Monthly, Volume 7 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971491

Source: http://www.jstor.org/stable/10.2307/2971491

"130" is an article from The American Mathematical Monthly, Volume 10 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969232

Source: http://www.jstor.org/stable/10.2307/2969232

"A Problem in Astronomy" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971097

Source: http://www.jstor.org/stable/10.2307/2971097

"318" is an article from The American Mathematical Monthly, Volume 14 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969067

Source: http://www.jstor.org/stable/10.2307/2969067

"162" is an article from The American Mathematical Monthly, Volume 11 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970141

Source: http://www.jstor.org/stable/10.2307/2970141

"113" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968839

Source: http://www.jstor.org/stable/10.2307/2968839

"67" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969371

Source: http://www.jstor.org/stable/10.2307/2969371

"35" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969324

Source: http://www.jstor.org/stable/10.2307/2969324

"The Centroid of Areas and Volumes" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969736

Source: http://www.jstor.org/stable/10.2307/2969736

"102" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967835

Source: http://www.jstor.org/stable/10.2307/2967835

"104" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968343

Source: http://www.jstor.org/stable/10.2307/2968343

"82" is an article from The American Mathematical Monthly, Volume 5 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971008

Source: http://www.jstor.org/stable/10.2307/2971008

"44" is an article from The American Mathematical Monthly, Volume 4 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971484

Source: http://www.jstor.org/stable/10.2307/2971484

"84" is an article from The American Mathematical Monthly, Volume 7 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969428

Source: http://www.jstor.org/stable/10.2307/2969428

"120" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971302

Source: http://www.jstor.org/stable/10.2307/2971302

"Average and Probability: 85-86,97" is an article from The American Mathematical Monthly, Volume 6 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968486

Source: http://www.jstor.org/stable/10.2307/2968486

"6" is an article from The American Mathematical Monthly, Volume 1 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971197

Source: http://www.jstor.org/stable/10.2307/2971197

"144" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971607

Source: http://www.jstor.org/stable/10.2307/2971607

"31" is an article from The American Mathematical Monthly, Volume 3 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968727

Source: http://www.jstor.org/stable/10.2307/2968727

"214" is an article from The American Mathematical Monthly, Volume 15 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969583

Source: http://www.jstor.org/stable/10.2307/2969583

"Algebra: 295-296" is an article from The American Mathematical Monthly, Volume 15 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969921

Source: http://www.jstor.org/stable/10.2307/2969921

"141" is an article from The American Mathematical Monthly, Volume 9 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968889

Source: http://www.jstor.org/stable/10.2307/2968889

"96" is an article from The American Mathematical Monthly, Volume 6 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2970181

Source: http://www.jstor.org/stable/10.2307/2970181

"259" is an article from The American Mathematical Monthly, Volume 13 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968747

Source: http://www.jstor.org/stable/10.2307/2968747

"114" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968625

Source: http://www.jstor.org/stable/10.2307/2968625

"43" is an article from The American Mathematical Monthly, Volume 2 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968921

Source: http://www.jstor.org/stable/10.2307/2968921

"Algebra: 100-101" is an article from The American Mathematical Monthly, Volume 6 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967905

Source: http://www.jstor.org/stable/10.2307/2967905

"348" is an article from The American Mathematical Monthly, Volume 16 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969518

Source: http://www.jstor.org/stable/10.2307/2969518

"45" is an article from The American Mathematical Monthly, Volume 2 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2969282

Source: http://www.jstor.org/stable/10.2307/2969282

"Atmospheric Refraction" is an article from The American Mathematical Monthly, Volume 8 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2971320

Source: http://www.jstor.org/stable/10.2307/2971320

"Integration of Elliptic Integrals" is an article from The American Mathematical Monthly, Volume 7 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968066

Source: http://www.jstor.org/stable/10.2307/2968066

"155" is an article from The American Mathematical Monthly, Volume 13 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2968231

Source: http://www.jstor.org/stable/10.2307/2968231

"74" is an article from The American Mathematical Monthly, Volume 4 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967855

Source: http://www.jstor.org/stable/10.2307/2967855

"85" is an article from The American Mathematical Monthly, Volume 6 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2967899

Source: http://www.jstor.org/stable/10.2307/2967899

"336" is an article from The American Mathematical Monthly, Volume 17 . View more articles from The American Mathematical Monthly . View this article on JSTOR . View this article's JSTOR metadata . You may also retrieve all of this items metadata in JSON at the following URL: https://archive.org/metadata/jstor-2973860

Source: http://www.jstor.org/stable/10.2307/2973860