@article{1183503473,
author = {Lehmer, D. H. and Lehmer, Emma},
title = {On the first case of Fermat's last theorem},
journal = {Bull. Amer. Math. Soc.},
volume = {47},
number = {11},
year = {1941},
pages = { 139-142},
language = {en},
url = {http://dml.mathdoc.fr/item/1183503473}
}
Lehmer, D. H.; Lehmer, Emma. On the first case of Fermat's last theorem. Bull. Amer. Math. Soc., Tome 47 (1941) no. 11, pp. 139-142. http://gdmltest.u-ga.fr/item/1183503473/