%0 Journal Article %A L. Syaotzin %A L. A. Matevosyan %T Fully geodetic surfaces in Riman orthogonal composition spaces %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 1990 %P 37-42 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_1990_2_a4/ %G ru %F UZERU_1990_2_a4