@article{1093893859, author = {Boolos, George S.}, title = {A proof of the L\"owenheim-Skolem theorem.}, journal = {Notre Dame J. Formal Logic}, volume = {11}, number = {1}, year = {1970}, pages = { 76-78}, language = {en}, url = {http://dml.mathdoc.fr/item/1093893859} }
Boolos, George S. A proof of the Löwenheim-Skolem theorem.. Notre Dame J. Formal Logic, Tome 11 (1970) no. 1, pp. 76-78. http://gdmltest.u-ga.fr/item/1093893859/