TY - JOUR AU - N. B. Skachkov TI - Analytic properties of relativistic scattering amplitude in the quasipotential approach JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1970 SP - 57 EP - 65 VL - 5 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1970_5_1_a5/ LA - ru ID - TMF_1970_5_1_a5 ER -