@article{1183409245,
author = {Smullyan, Arthur Francis},
title = {Modality and Description},
journal = {J. Symbolic Logic},
volume = {13},
number = {1},
year = {1948},
pages = { 31-37},
language = {en},
url = {http://dml.mathdoc.fr/item/1183409245}
}
Smullyan, Arthur Francis. Modality and Description. J. Symbolic Logic, Tome 13 (1948) no. 1, pp. 31-37. http://gdmltest.u-ga.fr/item/1183409245/