@article{PismaZhETF.28.311,
    title = {Depolarization of ultracold neutrons in refraction and reflection by magnetic-film surfaces},
    author = {Ignatovich, V. K.},
    journal = {Письма в ЖЭТФ},
    volume = {28},
    issue = {5},
    pages = {311},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24149.shtml},
}