@article{1183386804,
author = {Fitch, Frederic B.},
title = {Review: Karl Menger, A Logic of the Doubtful. On Optative and Imperative Logic},
journal = {J. Symbolic Logic},
volume = {5},
number = {1},
year = {1940},
language = {en},
url = {http://dml.mathdoc.fr/item/1183386804}
}
Fitch, Frederic B. Review: Karl Menger, A Logic of the Doubtful. On Optative and Imperative Logic. J. Symbolic Logic, Tome 5 (1940) no. 1, . http://gdmltest.u-ga.fr/item/1183386804/