@article{1093888118,
author = {Hickman, John L.},
title = {Critical points of normal functions. I.},
journal = {Notre Dame J. Formal Logic},
volume = {18},
number = {1},
year = {1977},
pages = { 527-534},
language = {en},
url = {http://dml.mathdoc.fr/item/1093888118}
}
Hickman, John L. Critical points of normal functions. I.. Notre Dame J. Formal Logic, Tome 18 (1977) no. 1, pp. 527-534. http://gdmltest.u-ga.fr/item/1093888118/