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@article{MV_1975_27_1_a17, author = {H. Lal}, title = {A note on radicals in a class of semigroups}, journal = {Matemati\v{c}ki vesnik}, pages = {157 }, publisher = {mathdoc}, volume = {27}, number = {1}, year = {1975}, url = {http://geodesic.mathdoc.fr/item/MV_1975_27_1_a17/} }
H. Lal. A note on radicals in a class of semigroups. Matematički vesnik, Tome 27 (1975) no. 1, p. 157 . http://geodesic.mathdoc.fr/item/MV_1975_27_1_a17/