TY - JOUR AU - Čuda, Karel TI - A contribution to topology in AST: Almost indiscernibilities JO - Commentationes Mathematicae Universitatis Carolinae PY - 1988 SP - 485 EP - 499 VL - 29 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1988__29_3_a9/ LA - en ID - CMUC_1988__29_3_a9 ER -