@article{1183739476, author = {Edelstein, Roy}, title = {An Interpolation Lemma for the Pure Implicational Calculus}, journal = {J. Symbolic Logic}, volume = {40}, number = {1}, year = {1975}, pages = { 443-444}, language = {en}, url = {http://dml.mathdoc.fr/item/1183739476} }
Edelstein, Roy. An Interpolation Lemma for the Pure Implicational Calculus. J. Symbolic Logic, Tome 40 (1975) no. 1, pp. 443-444. http://gdmltest.u-ga.fr/item/1183739476/