@article{bwmeta1.element.bwnjournal-article-doi-10_4064-aa112-3-4,
author = {Alfred Geroldinger and Franz Halter-Koch},
title = {Congruence monoids},
journal = {Acta Arithmetica},
volume = {115},
year = {2004},
pages = {263-296},
zbl = {1057.13003},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa112-3-4}
}
Alfred Geroldinger; Franz Halter-Koch. Congruence monoids. Acta Arithmetica, Tome 115 (2004) pp. 263-296. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-aa112-3-4/