%0 Journal Article
%A N. V. Stepanov
%T On geometry of a class of equations $y'''=f(x,y,y',y'')$
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1966
%V 21
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1966_21_3_a14/
%G ru
%F RM_1966_21_3_a14