TY - JOUR AU - Koubek, Václav TI - Each concrete category has a representation by $T_2$ paracompact topological spaces JO - Commentationes Mathematicae Universitatis Carolinae PY - 1974 SP - 655 EP - 664 VL - 15 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1974__15_4_a7/ LA - en ID - CMUC_1974__15_4_a7 ER -