@article{1183497455,
author = {McKinsey, J. C. C.},
title = {A reduction in number of the postulates for C. I. Lewis' system of strict implication},
journal = {Bull. Amer. Math. Soc.},
volume = {40},
number = {12},
year = {1934},
pages = { 425-427},
language = {en},
url = {http://dml.mathdoc.fr/item/1183497455}
}
McKinsey, J. C. C. A reduction in number of the postulates for C. I. Lewis' system of strict implication. Bull. Amer. Math. Soc., Tome 40 (1934) no. 12, pp. 425-427. http://gdmltest.u-ga.fr/item/1183497455/