@article{DAN_1958_118_5_a16,
     author = {B. M. Stepanov},
     title = {A remarque on dispersion relations for pion scattering on nucleons},
     journal = {Doklady Akademii Nauk},
     pages = {911--912},
     year = {1958},
     volume = {118},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1958_118_5_a16/}
}