TY - JOUR AU - V. S. Blinchevskii TI - The {\v C}aplygin theorem for a first order quasilinear partial differential equation JO - Differencialʹnye uravneniâ PY - 1969 SP - 2276 EP - 2277 VL - 5 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1969_5_12_a16/ LA - ru ID - DE_1969_5_12_a16 ER -