@article{1093894366,
author = {Brady, Ross T.},
title = {The consistency of the axioms of abstraction and extensionality in a three-valued logic.},
journal = {Notre Dame J. Formal Logic},
volume = {12},
number = {1},
year = {1971},
pages = { 447-453},
language = {en},
url = {http://dml.mathdoc.fr/item/1093894366}
}
Brady, Ross T. The consistency of the axioms of abstraction and extensionality in a three-valued logic.. Notre Dame J. Formal Logic, Tome 12 (1971) no. 1, pp. 447-453. http://gdmltest.u-ga.fr/item/1093894366/