%0 Journal Article %A L. N. Romakina %T On the area of a~trihedral on a~hyperbolic plane of positive curvature %J Matematičeskie trudy %D 2014 %P 184-206 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_2014_17_2_a9/ %G ru %F MT_2014_17_2_a9