@article{GDZPPN00125295X,
title = {Homogeneous quotients of semigroups.},
journal = {Semigroup forum},
volume = {16},
year = {1978},
pages = {455-462},
zbl = {0392.20043},
url = {http://dml.mathdoc.fr/item/GDZPPN00125295X}
}
Osondu, K.E. Homogeneous quotients of semigroups.. Semigroup forum, Tome 16 (1978) pp. 455-462. http://gdmltest.u-ga.fr/item/GDZPPN00125295X/