TY - JOUR AU - O. F. Men'shikh TI - Functionally invariant solutions of second order quasilinear partial differential equations JO - Differencialʹnye uravneniâ PY - 1975 SP - 533 EP - 540 VL - 11 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1975_11_3_a12/ LA - ru ID - DE_1975_11_3_a12 ER -