%0 Journal Article
%A V. S. Balaganskii
%T Frechet differentiability of the distance function and the structure of sets
%J Matematičeskie zametki
%D 1988
%P 725-734
%V 44
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZM_1988_44_6_a1/
%G ru
%F MZM_1988_44_6_a1