%0 Journal Article %A S. M. Troshin %A N. E. Tyurin %T Analytic properties of the~amplitude and behavior of the~differential cross section in the~region of large scattering angles %J Teoretičeskaâ i matematičeskaâ fizika %D 1982 %P 230-239 %V 50 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1982_50_2_a4/ %G ru %F TMF_1982_50_2_a4