@article{JETPL.110.633,
    title = {},
    author = {,  and Vysotsky, M. I. and Novikov, V. A.},
    journal = {JETP Lett.},
    volume = {110},
    issue = {10},
    pages = {635},
    year = {2019},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_33763.shtml},
    note = {[Pisma v ZhETF 110, 633 (2019)]}
}