TY - JOUR AU - Frič, Roman TI - Extension of sequentially continuous mappings JO - Commentationes Mathematicae Universitatis Carolinae PY - 1975 SP - 273 EP - 276 VL - 16 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1975__16_2_a4/ LA - en ID - CMUC_1975__16_2_a4 ER -