TY - JOUR AU - D. V. Buslyuk TI - Integrals and last multipliers of partial differential systems JO - Differencialʹnye uravneniâ PY - 1999 SP - 418 EP - 419 VL - 35 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1999_35_3_a16/ LA - ru ID - DE_1999_35_3_a16 ER -