%0 Journal Article %A I. M. Gel'fand %A M. I. Graev %A R. Roshu %T Nonlocal inversion formulas in a problem of integral geometry related to $p$-dimensional planes in real projective space %J Funkcionalʹnyj analiz i ego priloženiâ %D 1982 %P 49-51 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1982_16_3_a5/ %G ru %F FAA_1982_16_3_a5