TY - JOUR AU - V. M. Gol'dstein TI - Approximation of quasi-conformal homeomorphisms by simplicial quasi- conformal homeomorphisms JO - Doklady Akademii Nauk PY - 1973 SP - 23 EP - 25 VL - 213 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_213_1_a4/ LA - ru ID - DAN_1973_213_1_a4 ER -