@article{1183744621,
author = {Takeuti, Gaisi},
title = {The Critical Number of a Variable in a Function},
journal = {J. Symbolic Logic},
volume = {59},
number = {1},
year = {1994},
pages = { 1228-1244},
language = {en},
url = {http://dml.mathdoc.fr/item/1183744621}
}
Takeuti, Gaisi. The Critical Number of a Variable in a Function. J. Symbolic Logic, Tome 59 (1994) no. 1, pp. 1228-1244. http://gdmltest.u-ga.fr/item/1183744621/