@article{1183736765,
author = {Grilliot, Thomas J.},
title = {Hierarchies Based on Objects of Finite Type},
journal = {J. Symbolic Logic},
volume = {34},
number = {1},
year = {1969},
pages = { 177-182},
language = {en},
url = {http://dml.mathdoc.fr/item/1183736765}
}
Grilliot, Thomas J. Hierarchies Based on Objects of Finite Type. J. Symbolic Logic, Tome 34 (1969) no. 1, pp. 177-182. http://gdmltest.u-ga.fr/item/1183736765/