@article{1093887823,
author = {Georgacarakos, G. N.},
title = {Abnormal worlds and the non-Lewis modal systems.},
journal = {Notre Dame J. Formal Logic},
volume = {18},
number = {1},
year = {1977},
pages = { 95-100},
language = {en},
url = {http://dml.mathdoc.fr/item/1093887823}
}
Georgacarakos, G. N. Abnormal worlds and the non-Lewis modal systems.. Notre Dame J. Formal Logic, Tome 18 (1977) no. 1, pp. 95-100. http://gdmltest.u-ga.fr/item/1093887823/