@article{1195522379, author = {Arai, Yoshinari}, title = {On axiom systems of propositional calculi, II}, journal = {Proc. Japan Acad.}, volume = {41}, number = {9}, year = {1965}, pages = { 440-442}, language = {en}, url = {http://dml.mathdoc.fr/item/1195522379} }
Arai, Yoshinari. On axiom systems of propositional calculi, II. Proc. Japan Acad., Tome 41 (1965) no. 9, pp. 440-442. http://gdmltest.u-ga.fr/item/1195522379/