%0 Journal Article %A F. I. Karpelevich %T The geometry of geodesics and the eigenfunctions of the Beltrami–Laplace operator on symmetric spaces %J Trudy Moskovskogo matematičeskogo obŝestva %D 1965 %P 48-185 %V 14 %U http://geodesic.mathdoc.fr/item/MMO_1965_14_a1/ %G ru %F MMO_1965_14_a1