TY - JOUR AU - A. A. Dezin TI - Boundary value problems for invariant elliptic systems JO - Doklady Akademii Nauk PY - 1960 SP - 1246 EP - 1249 VL - 132 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1960_132_6_a5/ LA - ru ID - DAN_1960_132_6_a5 ER -