%0 Journal Article
%A K. P. Stanyukovich
%T The motion of a medium with ultrarelativistic velocities in general relativity
%J Doklady Akademii Nauk
%D 1969
%P 1030-1033
%V 185
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1969_185_5_a16/
%G ru
%F DAN_1969_185_5_a16