@article{1183520704, title = {Research problems}, journal = {Bull. Amer. Math. Soc.}, volume = {62}, number = {6}, year = {1956}, language = {en}, url = {http://dml.mathdoc.fr/item/1183520704} }
(éd.). Research problems. Bull. Amer. Math. Soc., Tome 62 (1956) no. 6, . http://gdmltest.u-ga.fr/item/1183520704/