TY - JOUR AU - V. A. Zorich TI - Angular boundary values of quasiconformal mappings of a sphere JO - Doklady Akademii Nauk PY - 1967 SP - 771 EP - 773 VL - 177 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_177_4_a5/ LA - ru ID - DAN_1967_177_4_a5 ER -