%0 Journal Article %A Yu. A. Klokov %T On the Bernstein-Nagumo conditions in Neumann boundary value problems for ordinary differential equations %J Differencialʹnye uravneniâ %D 1998 %P 184-188 %V 34 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1998_34_2_a5/ %G ru %F DE_1998_34_2_a5