TY - JOUR AU - A. I. Orlov TI - The connection between mean quantities and admissible transformations of scale JO - Matematičeskie zametki PY - 1981 SP - 561 EP - 568 VL - 30 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1981_30_4_a9/ LA - ru ID - MZM_1981_30_4_a9 ER -