@article{1183732457, author = {Bing, Kurt}, title = {On Simplifying Truth-Functional Formulas}, journal = {J. Symbolic Logic}, volume = {21}, number = {1}, year = {1956}, pages = { 253-254}, language = {en}, url = {http://dml.mathdoc.fr/item/1183732457} }
Bing, Kurt. On Simplifying Truth-Functional Formulas. J. Symbolic Logic, Tome 21 (1956) no. 1, pp. 253-254. http://gdmltest.u-ga.fr/item/1183732457/