@article{1093887829,
author = {Massey, Gerald J.},
title = {Negation, material equivalence, and conditioned nonconjunction: completeness and duality.},
journal = {Notre Dame J. Formal Logic},
volume = {18},
number = {1},
year = {1977},
pages = { 140-144},
language = {en},
url = {http://dml.mathdoc.fr/item/1093887829}
}
Massey, Gerald J. Negation, material equivalence, and conditioned nonconjunction: completeness and duality.. Notre Dame J. Formal Logic, Tome 18 (1977) no. 1, pp. 140-144. http://gdmltest.u-ga.fr/item/1093887829/