@article{GDZPPN001259393,
title = {Completely simple and completely 0-simple identities.},
journal = {Semigroup forum},
volume = {37},
year = {1988},
pages = {253-264},
zbl = {0648.20058},
url = {http://dml.mathdoc.fr/item/GDZPPN001259393}
}
Maschevitzky, G.I. Completely simple and completely 0-simple identities.. Semigroup forum, Tome 37 (1988) pp. 253-264. http://gdmltest.u-ga.fr/item/GDZPPN001259393/