TY - JOUR AU - Chvalina, Jan TI - The Iséki-type characterization of certain regular ordered semigroups JO - Czechoslovak Mathematical Journal PY - 1997 SP - 261 EP - 276 VL - 47 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_1997__47_2_a5/ LA - en ID - CMJ_1997__47_2_a5 ER -