@article{1183736773, author = {Cresswell, M. J.}, title = {A Conjunctive Normal Form For S3.5}, journal = {J. Symbolic Logic}, volume = {34}, number = {1}, year = {1969}, pages = { 253-255}, language = {en}, url = {http://dml.mathdoc.fr/item/1183736773} }
Cresswell, M. J. A Conjunctive Normal Form For S3.5. J. Symbolic Logic, Tome 34 (1969) no. 1, pp. 253-255. http://gdmltest.u-ga.fr/item/1183736773/