@article{1183504261,
author = {Simmons, H. A.},
title = {Classes of maximum numbers associated with two symmetric equations},
journal = {Bull. Amer. Math. Soc.},
volume = {48},
number = {12},
year = {1942},
pages = { 295-303},
language = {en},
url = {http://dml.mathdoc.fr/item/1183504261}
}
Simmons, H. A. Classes of maximum numbers associated with two symmetric equations. Bull. Amer. Math. Soc., Tome 48 (1942) no. 12, pp. 295-303. http://gdmltest.u-ga.fr/item/1183504261/