@article{PPN362162808_0014+dmdlog6,
title = {A characterization of dual semigroups without nilpotent ideals.},
journal = {Semigroup forum},
volume = {14},
year = {1977},
pages = {1-6},
zbl = {0393.20045},
url = {http://dml.mathdoc.fr/item/PPN362162808_0014+dmdlog6}
}
Steinfeld, O. A characterization of dual semigroups without nilpotent ideals.. Semigroup forum, Tome 14 (1977) pp. 1-6. http://gdmltest.u-ga.fr/item/PPN362162808_0014+dmdlog6/