@article{PismaZhETF.31.257,
    title = {The use of ultracold neutrons for measurement of the neutron lifetime},
    author = {Kosvintsev, Yu. Yu. and Kushnir, Yu. A. and Morozov, V. I. and Terekhov, G. I.},
    journal = {Письма в ЖЭТФ},
    volume = {31},
    issue = {4},
    pages = {257},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20288.shtml},
}