@article{1183735524,
author = {Hanson, William H.},
title = {On Formalizing the Distinction between Logical and Factual Truth},
journal = {J. Symbolic Logic},
volume = {31},
number = {1},
year = {1966},
pages = { 460-477},
language = {en},
url = {http://dml.mathdoc.fr/item/1183735524}
}
Hanson, William H. On Formalizing the Distinction between Logical and Factual Truth. J. Symbolic Logic, Tome 31 (1966) no. 1, pp. 460-477. http://gdmltest.u-ga.fr/item/1183735524/