TY - JOUR AU - Prouza, LudvĂ­k TI - On the weak Borel property of methods of summation JO - Kybernetika PY - 1971 SP - 450 EP - 457 VL - 7 IS - 6 UR - http://geodesic.mathdoc.fr/item/KYB_1971_7_6_a3/ LA - en ID - KYB_1971_7_6_a3 ER -