@article{GDZPPN001260022,
title = {Maximizing a congruence with respect to its partition of idempotents.},
journal = {Semigroup forum},
volume = {38},
year = {1989},
pages = {257-262},
zbl = {0662.20047},
url = {http://dml.mathdoc.fr/item/GDZPPN001260022}
}
Edwards, P.M. Maximizing a congruence with respect to its partition of idempotents.. Semigroup forum, Tome 38 (1989) pp. 257-262. http://gdmltest.u-ga.fr/item/GDZPPN001260022/