TY - JOUR AU - Pultr, Aleš TI - On the homology theory of discrete spaces JO - Commentationes Mathematicae Universitatis Carolinae PY - 1962 SP - 23 EP - 43 VL - 03 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1962__3_3_a2/ LA - en ID - CMUC_1962__3_3_a2 ER -