@article{PismaZhETF.20.430,
    title = {Спектр частиц в квантовой теории поля},
    author = {Поляков, А. М.},
    journal = {Письма в ЖЭТФ},
    volume = {20},
    issue = {6},
    pages = {430},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_13444.shtml},
}