@article{GDZPPN002295903,
title = {Characterizations of Ordinal Numbers in Set Theory.},
journal = {Mathematische Annalen},
volume = {163},
year = {1966},
pages = {1-25},
zbl = {0147.26101},
url = {http://dml.mathdoc.fr/item/GDZPPN002295903}
}
Wang, H.; COOK, S.A. Characterizations of Ordinal Numbers in Set Theory.. Mathematische Annalen, Tome 163 (1966) pp. 1-25. http://gdmltest.u-ga.fr/item/GDZPPN002295903/