@article{1093891707, author = {Thomas, Ivo}, title = {Simple implicational development.}, journal = {Notre Dame J. Formal Logic}, volume = {16}, number = {1}, year = {1975}, language = {en}, url = {http://dml.mathdoc.fr/item/1093891707} }
Thomas, Ivo. Simple implicational development.. Notre Dame J. Formal Logic, Tome 16 (1975) no. 1, . http://gdmltest.u-ga.fr/item/1093891707/