TY - JOUR AU - B. M. Stepanov TI - A remarque on dispersion relations for pion scattering on nucleons JO - Doklady Akademii Nauk PY - 1958 SP - 911 EP - 912 VL - 118 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_118_5_a16/ LA - ru ID - DAN_1958_118_5_a16 ER -