@article{1183527288, title = {Research problems}, journal = {Bull. Amer. Math. Soc.}, volume = {71}, number = {6}, year = {1965}, pages = { 709-711}, language = {en}, url = {http://dml.mathdoc.fr/item/1183527288} }
(éd.). Research problems. Bull. Amer. Math. Soc., Tome 71 (1965) no. 6, pp. 709-711. http://gdmltest.u-ga.fr/item/1183527288/