%0 Journal Article
%A O. A. Platonova
%T Singularities in the problem of the quickest by-passing of an obstacle
%J Funkcionalʹnyj analiz i ego priloženiâ
%D 1981
%P 86-87
%V 15
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FAA_1981_15_2_a16/
%G ru
%F FAA_1981_15_2_a16