@article{GDZPPN001252496, title = {On strongly reversible semigroups.}, journal = {Semigroup forum}, volume = {14}, year = {1977}, pages = {281-282}, zbl = {0377.20049}, url = {http://dml.mathdoc.fr/item/GDZPPN001252496} }
Cherubini A, S.; Varisco, A. On strongly reversible semigroups.. Semigroup forum, Tome 14 (1977) pp. 281-282. http://gdmltest.u-ga.fr/item/GDZPPN001252496/