TY - JOUR AU - Abrhan, Imrich TI - On minimal ideals in semigroups with respect to their subsets. II JO - Mathematica slovaca PY - 1994 SP - 463 EP - 478 VL - 44 IS - 4 UR - http://geodesic.mathdoc.fr/item/MASLO_1994_44_4_a5/ LA - en ID - MASLO_1994_44_4_a5 ER -