TY - JOUR AU - V. V. Mityushev TI - Functional equations for analytic and harmonic functions JO - Differencialʹnye uravneniâ PY - 1989 SP - 1816 VL - 25 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1989_25_10_a25/ LA - ru ID - DE_1989_25_10_a25 ER -