@article{1183734474, author = {Orey, Steven}, title = {Review: Joseph S. Ullian, A Theorem on Maximal Sets}, journal = {J. Symbolic Logic}, volume = {27}, number = {1}, year = {1962}, language = {en}, url = {http://dml.mathdoc.fr/item/1183734474} }
Orey, Steven. Review: Joseph S. Ullian, A Theorem on Maximal Sets. J. Symbolic Logic, Tome 27 (1962) no. 1, . http://gdmltest.u-ga.fr/item/1183734474/