@article{1183492541,
author = {Dickson, L. E.},
title = {Generalizations of the theorem of Fermat and Cauchy on polygonal numbers},
journal = {Bull. Amer. Math. Soc.},
volume = {34},
number = {6},
year = {1928},
pages = { 63-72},
language = {en},
url = {http://dml.mathdoc.fr/item/1183492541}
}
Dickson, L. E. Generalizations of the theorem of Fermat and Cauchy on polygonal numbers. Bull. Amer. Math. Soc., Tome 34 (1928) no. 6, pp. 63-72. http://gdmltest.u-ga.fr/item/1183492541/