%0 Journal Article %A I. V. Amirkhanov %A G. V. Grusha %A R. M. Mir-Kassimov %T Analytic properties of quasipotential scattering amplitude in the complex planes of the rapidity and the angular momentum %J Teoretičeskaâ i matematičeskaâ fizika %D 1979 %P 384-393 %V 40 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1979_40_3_a7/ %G ru %F TMF_1979_40_3_a7