@article{1093957657,
author = {Sayre, Kenneth M.},
title = {Propositional logic in Plato's Protagoras.},
journal = {Notre Dame J. Formal Logic},
volume = {4},
number = {1},
year = {1963},
pages = { 306-312},
language = {en},
url = {http://dml.mathdoc.fr/item/1093957657}
}
Sayre, Kenneth M. Propositional logic in Plato's Protagoras.. Notre Dame J. Formal Logic, Tome 4 (1963) no. 1, pp. 306-312. http://gdmltest.u-ga.fr/item/1093957657/