@article{PismaZhETF.46.232,
    title = {Содержание},
    author = {Содержание, },
    journal = {Письма в ЖЭТФ},
    volume = {46},
    issue = {0},
    pages = {232},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_36007.shtml},
}