@article{GDZPPN001261304, title = {Structure of radicals in bands of semigroups.}, journal = {Semigroup forum}, volume = {43}, year = {1991}, pages = {291-298}, zbl = {0746.20043}, url = {http://dml.mathdoc.fr/item/GDZPPN001261304} }
Kelarev, A.V. Structure of radicals in bands of semigroups.. Semigroup forum, Tome 43 (1991) pp. 291-298. http://gdmltest.u-ga.fr/item/GDZPPN001261304/