%0 Journal Article
%A S. G. Leiko
%T Extremals of curve-turn functionals of a pseudo-Riemannian space
%J Doklady Akademii Nauk
%D 1992
%P 659-663
%V 325
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1992_325_4_a2/
%G ru
%F DAN_1992_325_4_a2