@article{PismaZhETF.10.380,
    title = {Concerning a Gas of Ultracold Neutrons in a Trap},
    author = {Antonov, A. V. and Isakov, A. I. and Kazarnovskii, M. V. and Solodilov, V. E.},
    journal = {Письма в ЖЭТФ},
    volume = {10},
    issue = {8},
    pages = {380},
    year = {1969},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25750.shtml},
}