@article{1093958338,
author = {Lemmon, E. J.},
title = {Some results on finite axiomatizability in modal logic.},
journal = {Notre Dame J. Formal Logic},
volume = {6},
number = {1},
year = {1965},
pages = { 301-308},
language = {en},
url = {http://dml.mathdoc.fr/item/1093958338}
}
Lemmon, E. J. Some results on finite axiomatizability in modal logic.. Notre Dame J. Formal Logic, Tome 6 (1965) no. 1, pp. 301-308. http://gdmltest.u-ga.fr/item/1093958338/