TY - JOUR AU - L. V. Taikov TI - New regularity tests for triangular summation methods JO - Matematičeskie zametki PY - 1967 SP - 541 EP - 548 VL - 1 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1967_1_5_a5/ LA - ru ID - MZM_1967_1_5_a5 ER -