@article{1183730861, author = {Marcus, Ruth Barcan}, title = {The Elimination of Contextually Defined Predicates in a Modal System}, journal = {J. Symbolic Logic}, volume = {14}, number = {4}, year = {1950}, language = {en}, url = {http://dml.mathdoc.fr/item/1183730861} }
Marcus, Ruth Barcan. The Elimination of Contextually Defined Predicates in a Modal System. J. Symbolic Logic, Tome 14 (1950) no. 4, . http://gdmltest.u-ga.fr/item/1183730861/