%0 Journal Article %A M. N. Mnatsakanova %T Integral relations between the real and imaginary parts of the forward scattering amplitude %J Teoretičeskaâ i matematičeskaâ fizika %D 1973 %P 192-201 %V 14 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1973_14_2_a4/ %G ru %F TMF_1973_14_2_a4