%0 Journal Article %A I. M. Gel'fand %A M. I. Graev %A M. Zyskin %T A problem of integral geometry on $K^3$ connected with harmonic analysis on the group $SL(2,K)$, where $K$ is an arbitrary continuous locally compact field %J Doklady Akademii Nauk %D 1997 %P 15-17 %V 352 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_352_1_a2/ %G ru %F DAN_1997_352_1_a2