@article{1183740772, author = {Leivant, Daniel}, title = {Implicational Complexity in Intuitionistic Arithmetic}, journal = {J. Symbolic Logic}, volume = {46}, number = {1}, year = {1981}, pages = { 240-248}, language = {en}, url = {http://dml.mathdoc.fr/item/1183740772} }
Leivant, Daniel. Implicational Complexity in Intuitionistic Arithmetic. J. Symbolic Logic, Tome 46 (1981) no. 1, pp. 240-248. http://gdmltest.u-ga.fr/item/1183740772/