@article{1093888314, author = {Girle, Roderic A.}, title = {Logics for knowledge, possibility, and existence.}, journal = {Notre Dame J. Formal Logic}, volume = {19}, number = {1}, year = {1978}, pages = { 200-214}, language = {en}, url = {http://dml.mathdoc.fr/item/1093888314} }
Girle, Roderic A. Logics for knowledge, possibility, and existence.. Notre Dame J. Formal Logic, Tome 19 (1978) no. 1, pp. 200-214. http://gdmltest.u-ga.fr/item/1093888314/