@article{1183733171,
author = {Lorenzen, P.},
title = {Review: R. Harrop, An Investigation of the Propositional Calculus used in a Particular System of Logic},
journal = {J. Symbolic Logic},
volume = {23},
number = {1},
year = {1958},
language = {en},
url = {http://dml.mathdoc.fr/item/1183733171}
}
Lorenzen, P. Review: R. Harrop, An Investigation of the Propositional Calculus used in a Particular System of Logic. J. Symbolic Logic, Tome 23 (1958) no. 1, . http://gdmltest.u-ga.fr/item/1183733171/