%0 Journal Article %A I. Yu. Krivsky %A Yu. A. Ksaverii %T Unitarity bound on the total cross section and forward slope of the deep inelastic $\pi N$ scattering amplitude %J Teoretičeskaâ i matematičeskaâ fizika %D 1979 %P 195-204 %V 39 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1979_39_2_a5/ %G ru %F TMF_1979_39_2_a5