@article{1093891211,
author = {White, Bruce},
title = {A note on natural deduction in many-valued logic.},
journal = {Notre Dame J. Formal Logic},
volume = {15},
number = {1},
year = {1974},
pages = { 167-168},
language = {en},
url = {http://dml.mathdoc.fr/item/1093891211}
}
White, Bruce. A note on natural deduction in many-valued logic.. Notre Dame J. Formal Logic, Tome 15 (1974) no. 1, pp. 167-168. http://gdmltest.u-ga.fr/item/1093891211/