TY - JOUR AU - Ding, Changming TI - The omega limit sets of subsets in a metric space JO - Czechoslovak Mathematical Journal PY - 2005 SP - 87 EP - 96 VL - 55 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_2005__55_1_a4/ LA - en ID - CMJ_2005__55_1_a4 ER -