%0 Journal Article %A I. M. Gel'fand %T Integral geometry and its relation to the theory of group representations %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1960 %P 143-151 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1960_15_2_a3/ %G en %F RM_1960_15_2_a3