TY - JOUR AU - B. G. Gabdulkhaev AU - S. M. Akhmetov TI - Direct methods for solving equations of jet theory JO - Differencialʹnye uravneniâ PY - 1977 SP - 1299 EP - 1307 VL - 13 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_7_a16/ LA - ru ID - DE_1977_13_7_a16 ER -