%0 Journal Article
%A L. M. Vaserman
%A A. Ya. Lepin
%T Generalized Bern{\v s}te{\v\i}n conditions for nonlinear systems of ordinary differential equations
%J Differencialʹnye uravneniâ
%D 1969
%P 1107-1113
%V 5
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1969_5_6_a13/
%G ru
%F DE_1969_5_6_a13