%0 Journal Article %A Yu. G. Shondin %T Spectral properties of bilocal operators in the expansion of a~product of local operators on the light cone %J Teoretičeskaâ i matematičeskaâ fizika %D 1976 %P 309-315 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1976_26_3_a2/ %G ru %F TMF_1976_26_3_a2