@article{JETPL.107.301,
    title = {},
    author = {Migal, E. A. and Potemkin, F. V.},
    journal = {JETP Lett.},
    volume = {107},
    issue = {5},
    pages = {285},
    year = {2018},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X18050041},
    note = {[Pisma v ZhETF 107, 301 (2018)]}
}