%0 Journal Article %A A. D. Gvishiani %T The problem of integral geometry on the group $P_n(k)$ and its application to the theory of representations %J Funkcionalʹnyj analiz i ego priloženiâ %D 1976 %P 76-77 %V 10 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1976_10_3_a8/ %G ru %F FAA_1976_10_3_a8