@article{GDZPPN001261711, title = {RC-commutative ...-semigroups.}, journal = {Semigroup forum}, volume = {44}, year = {1992}, pages = {332-340}, language = {en}, url = {http://dml.mathdoc.fr/item/GDZPPN001261711} }
Nagy, A. RC-commutative ...-semigroups.. Semigroup forum, Tome 44 (1992) pp. 332-340. http://gdmltest.u-ga.fr/item/GDZPPN001261711/