@article{1183744309,
author = {Chagrov, Alexander and Zakharyaschev, Michael},
title = {The Undecidability of the Disjunction Property of Propositional Logics and Other Related Problems},
journal = {J. Symbolic Logic},
volume = {58},
number = {1},
year = {1993},
pages = { 967-1002},
language = {en},
url = {http://dml.mathdoc.fr/item/1183744309}
}
Chagrov, Alexander; Zakharyaschev, Michael. The Undecidability of the Disjunction Property of Propositional Logics and Other Related Problems. J. Symbolic Logic, Tome 58 (1993) no. 1, pp. 967-1002. http://gdmltest.u-ga.fr/item/1183744309/