@article{1093894294,
author = {Ackermann, Robert},
title = {Matrix satisfiability and axiomatization.},
journal = {Notre Dame J. Formal Logic},
volume = {12},
number = {1},
year = {1971},
pages = { 309-321},
language = {en},
url = {http://dml.mathdoc.fr/item/1093894294}
}
Ackermann, Robert. Matrix satisfiability and axiomatization.. Notre Dame J. Formal Logic, Tome 12 (1971) no. 1, pp. 309-321. http://gdmltest.u-ga.fr/item/1093894294/