TY - JOUR AU - Pultr, Aleš AU - Trnková, Věra TI - On realization and boundability of concrete categories in which the morphisms are choiced by local conditions JO - Commentationes Mathematicae Universitatis Carolinae PY - 1967 SP - 651 EP - 662 VL - 08 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1967__8_4_a3/ LA - en ID - CMUC_1967__8_4_a3 ER -