@article{PismaZhETF.9.307,
    title = {Possible Method of Obtaining Ultracold Neutrons by Reflection from Moving Mirrors},
    author = {Antonov, A. V. and Vul', D. E. and Kazarnovskii, M. V.},
    journal = {Письма в ЖЭТФ},
    volume = {9},
    issue = {5},
    pages = {307},
    year = {1969},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25350.shtml},
}