@article{JETPL.110.106,
    title = {},
    author = {Agafontsev, D. S. and Kuznetsov, E. A. and Mailybaev, A. A.},
    journal = {JETP Lett.},
    volume = {110},
    issue = {2},
    pages = {121},
    year = {2019},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19140078},
    note = {[Pisma v ZhETF 110, 106 (2019)]}
}