@article{GDZPPN001253743,
title = {Homomorphisms of semilattices of semigroups.},
journal = {Semigroup forum},
volume = {20},
year = {1980},
pages = {133-138},
zbl = {0439.20042},
url = {http://dml.mathdoc.fr/item/GDZPPN001253743}
}
Osondu, K.E. Homomorphisms of semilattices of semigroups.. Semigroup forum, Tome 20 (1980) pp. 133-138. http://gdmltest.u-ga.fr/item/GDZPPN001253743/