@article{1093956084,
author = {Bacon, John},
title = {Syllogistic without existence.},
journal = {Notre Dame J. Formal Logic},
volume = {8},
number = {3},
year = {1967},
pages = { 195-219},
language = {en},
url = {http://dml.mathdoc.fr/item/1093956084}
}
Bacon, John. Syllogistic without existence.. Notre Dame J. Formal Logic, Tome 8 (1967) no. 3, pp. 195-219. http://gdmltest.u-ga.fr/item/1093956084/