@article{1183743984,
author = {Kummer, Martin},
title = {A Proof of Beigel's Cardinality Conjecture},
journal = {J. Symbolic Logic},
volume = {57},
number = {1},
year = {1992},
pages = { 677-681},
language = {en},
url = {http://dml.mathdoc.fr/item/1183743984}
}
Kummer, Martin. A Proof of Beigel's Cardinality Conjecture. J. Symbolic Logic, Tome 57 (1992) no. 1, pp. 677-681. http://gdmltest.u-ga.fr/item/1183743984/