TY - JOUR AU - B. N. Apanasov AU - V. V. Savin TI - On a conjecture in the theory of spatial quasi-conformal mappings JO - Doklady Akademii Nauk PY - 1977 SP - 737 EP - 739 VL - 234 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1977_234_4_a0/ LA - ru ID - DAN_1977_234_4_a0 ER -