@article{1093956979, author = {Soboci\'nski, Boles\l aw}, title = {A theorem on Hartogs' alephs.}, journal = {Notre Dame J. Formal Logic}, volume = {2}, number = {1}, year = {1961}, pages = { 255-258}, language = {en}, url = {http://dml.mathdoc.fr/item/1093956979} }
Sobociński, Bolesław. A theorem on Hartogs' alephs.. Notre Dame J. Formal Logic, Tome 2 (1961) no. 1, pp. 255-258. http://gdmltest.u-ga.fr/item/1093956979/