TY - JOUR AU - M. I. kuptsov AU - M. T. Teryokhin AU - V. V. Tenyaev TI - To the problem of existence of integral manifolds systems of differential equations not solved with respect to derivatives JO - Žurnal Srednevolžskogo matematičeskogo obŝestva PY - 2017 SP - 76 EP - 84 VL - 19 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SVMO_2017_19_2_a5/ LA - ru ID - SVMO_2017_19_2_a5 ER -