%0 Journal Article %A V. V. Shan'kov %T Variational Problem with Degeneracy at the Boundary of the Interval %J Matematičeskie zametki %D 2007 %P 464-471 %V 81 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2007_81_3_a13/ %G ru %F MZM_2007_81_3_a13