TY - JOUR AU - M. M. Sirazhudinov TI - $G$-compactness of a class of first-order elliptic systems JO - Differencialʹnye uravneniâ PY - 1990 SP - 298 EP - 305 VL - 26 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1990_26_2_a14/ LA - ru ID - DE_1990_26_2_a14 ER -