%0 Journal Article %A M. I. kuptsov %A M. T. Teryokhin %A V. V. Tenyaev %T To the problem of existence of integral manifolds systems of differential equations not solved with respect to derivatives %J Žurnal Srednevolžskogo matematičeskogo obŝestva %D 2017 %P 76-84 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SVMO_2017_19_2_a5/ %G ru %F SVMO_2017_19_2_a5