@article{1093882954, author = {Murungi, Robert W.}, title = {Lewis' postulate of existence disarmed.}, journal = {Notre Dame J. Formal Logic}, volume = {21}, number = {1}, year = {1980}, pages = { 189-191}, language = {en}, url = {http://dml.mathdoc.fr/item/1093882954} }
Murungi, Robert W. Lewis' postulate of existence disarmed.. Notre Dame J. Formal Logic, Tome 21 (1980) no. 1, pp. 189-191. http://gdmltest.u-ga.fr/item/1093882954/