TY - JOUR AU - I. A. Kipriyanov AU - N. A. Kashchenko TI - On an averaging operator connected with a generalized shift JO - Doklady Akademii Nauk PY - 1974 SP - 21 EP - 23 VL - 218 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1974_218_1_a3/ LA - ru ID - DAN_1974_218_1_a3 ER -