@article{JETPL.110.683,
    title = {},
    author = {Rut?kov, E. V. and Gall, N. R.},
    journal = {JETP Lett.},
    volume = {110},
    issue = {10},
    pages = {683},
    year = {2019},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19220089},
    note = {[Pisma v ZhETF 110, 683 (2019)]}
}