TY - JOUR AU - Arhangel'skii, A. V. TI - Addition theorems for dense subspaces JO - Commentationes Mathematicae Universitatis Carolinae PY - 2015 SP - 531 EP - 541 VL - 56 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.142/ DO - 10.14712/1213-7243.2015.142 LA - en ID - 10_14712_1213_7243_2015_142 ER -