@article{1183730600,
author = {Kleene, S. C.},
title = {Review: Frederic B. Fitch, An Extension of Basic Logic},
journal = {J. Symbolic Logic},
volume = {14},
number = {1},
year = {1949},
pages = { 68-69},
language = {en},
url = {http://dml.mathdoc.fr/item/1183730600}
}
Kleene, S. C. Review: Frederic B. Fitch, An Extension of Basic Logic. J. Symbolic Logic, Tome 14 (1949) no. 1, pp. 68-69. http://gdmltest.u-ga.fr/item/1183730600/