@article{1183735466, author = {Kalish, Donald}, title = {Review: William Tuthill Parry, Comments on a Variant Form of Natural Deduction}, journal = {J. Symbolic Logic}, volume = {31}, number = {1}, year = {1966}, language = {en}, url = {http://dml.mathdoc.fr/item/1183735466} }
Kalish, Donald. Review: William Tuthill Parry, Comments on a Variant Form of Natural Deduction. J. Symbolic Logic, Tome 31 (1966) no. 1, . http://gdmltest.u-ga.fr/item/1183735466/