%0 Journal Article %A M. V. Kuznetsov %T A Characteristic of Closed Nondegenerate Curves %J Matematičeskie zametki %D 2018 %P 154-157 %V 104 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2018_104_1_a13/ %G ru %F MZM_2018_104_1_a13