@article{PismaZhETF.17.226,
    title = {К вопросу о солнечных нейтрино},
    author = {Щепкин, М. Г.},
    journal = {Письма в ЖЭТФ},
    volume = {17},
    issue = {4},
    pages = {226},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_12927.shtml},
}