%0 Journal Article %A V. A. Kyrov %T Functional equations in pseudo-Euclidean geometry %J Sibirskij žurnal industrialʹnoj matematiki %D 2010 %P 38-51 %V 13 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2010_13_4_a3/ %G ru %F SJIM_2010_13_4_a3