@article{bwmeta1.element.bwnjournal-article-cmv6i1p177bwm,
author = {Hilton, Peter and Ledermann, W.},
title = {Homological ringoids},
journal = {Colloquium Mathematicae},
volume = {6},
year = {1958},
pages = {177-186},
zbl = {0084.26802},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-cmv6i1p177bwm}
}
Hilton, Peter; Ledermann, W. Homological ringoids. Colloquium Mathematicae, Tome 6 (1958) pp. 177-186. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-cmv6i1p177bwm/