@article{1183740568,
author = {Leivant, Daniel},
title = {Innocuous Substitutions},
journal = {J. Symbolic Logic},
volume = {45},
number = {1},
year = {1980},
pages = { 363-368},
language = {en},
url = {http://dml.mathdoc.fr/item/1183740568}
}
Leivant, Daniel. Innocuous Substitutions. J. Symbolic Logic, Tome 45 (1980) no. 1, pp. 363-368. http://gdmltest.u-ga.fr/item/1183740568/