TY - JOUR AU - E. V. Tyurikov TI - The nonlinear Riemann--Hilbert boundary value problem for quasilinear elliptic systems JO - Doklady Akademii Nauk PY - 1979 SP - 1068 EP - 1072 VL - 247 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1979_247_5_a9/ LA - ru ID - DAN_1979_247_5_a9 ER -