@article{1195522205,
author = {Arai, Yoshinari},
title = {On axiom systems of propositional calculi, XII},
journal = {Proc. Japan Acad.},
volume = {41},
number = {9},
year = {1965},
pages = { 901-903},
language = {en},
url = {http://dml.mathdoc.fr/item/1195522205}
}
Arai, Yoshinari. On axiom systems of propositional calculi, XII. Proc. Japan Acad., Tome 41 (1965) no. 9, pp. 901-903. http://gdmltest.u-ga.fr/item/1195522205/