@article{bwmeta1.element.desklight-dd61a8b0-9507-46a2-9d7b-61bc38a16cdb,
author = {C. S. Hoo and K. P. Shum},
title = {On the nilpotent elements of semigroups},
journal = {Colloquium Mathematicae},
volume = {25},
year = {1972},
pages = {211-224},
zbl = {0235.22005},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-dd61a8b0-9507-46a2-9d7b-61bc38a16cdb}
}
C. S. Hoo; K. P. Shum. On the nilpotent elements of semigroups. Colloquium Mathematicae, Tome 25 (1972) pp. 211-224. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-dd61a8b0-9507-46a2-9d7b-61bc38a16cdb/