@article{1183528643, author = {Stephens, N. M.}, title = {Conjectures concerning elliptic curves}, journal = {Bull. Amer. Math. Soc.}, volume = {73}, number = {6}, year = {1967}, pages = { 160-163}, language = {en}, url = {http://dml.mathdoc.fr/item/1183528643} }
Stephens, N. M. Conjectures concerning elliptic curves. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 160-163. http://gdmltest.u-ga.fr/item/1183528643/