@article{GDZPPN001261258,
title = {Commutative semigroup cohomology.},
journal = {Semigroup forum},
volume = {43},
year = {1991},
pages = {247-252},
zbl = {0742.20067},
url = {http://dml.mathdoc.fr/item/GDZPPN001261258}
}
Grillet, P.A. Commutative semigroup cohomology.. Semigroup forum, Tome 43 (1991) pp. 247-252. http://gdmltest.u-ga.fr/item/GDZPPN001261258/