TY - JOUR AU - Vojtáš, Peter TI - Set-theoretic characteristics of summability of sequences and convergence of series JO - Commentationes Mathematicae Universitatis Carolinae PY - 1987 SP - 173 EP - 183 VL - 28 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1987__28_1_a17/ LA - en ID - CMUC_1987__28_1_a17 ER -