TY - JOUR AU - V. A. Zorich TI - A theorem of M.\,A.~Lavrent'ev on quasiconformal space maps JO - Sbornik. Mathematics PY - 1967 SP - 389 EP - 403 VL - 3 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1967_3_3_a4/ LA - en ID - SM_1967_3_3_a4 ER -