TY - JOUR AU - S. Bitimkhan TI - Conditions of absolute cesaro summability of multiple trigonometric Fourier series JO - Trudy Instituta matematiki i mehaniki PY - 2019 SP - 42 EP - 47 VL - 25 IS - 2 UR - http://geodesic.mathdoc.fr/item/TIMM_2019_25_2_a4/ LA - ru ID - TIMM_2019_25_2_a4 ER -