@article{bwmeta1.element.bwnjournal-article-aav48i1p73bwm,
author = {Berger, Marc and Felzenbaum, Alexander and Fraenkel, Aviezri},
title = {Necessary condition for the existence of an incongruent covering system with odd moduli II},
journal = {Acta Arithmetica},
volume = {49},
year = {1987},
pages = {73-79},
zbl = {0623.10004},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav48i1p73bwm}
}
Berger, Marc; Felzenbaum, Alexander; Fraenkel, Aviezri. Necessary condition for the existence of an incongruent covering system with odd moduli II. Acta Arithmetica, Tome 49 (1987) pp. 73-79. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav48i1p73bwm/