TY - JOUR AU - V. I. Elkin TI - General solution of systems of partial differential equations with identical principal part JO - Differencialʹnye uravneniâ PY - 1985 SP - 1389 EP - 1398 VL - 21 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_8_a12/ LA - ru ID - DE_1985_21_8_a12 ER -