@article{JETPL.107.306,
    title = {},
    author = {Tarasenko, S. V. and Shavrov, V. G.},
    journal = {JETP Lett.},
    volume = {107},
    issue = {5},
    pages = {289},
    year = {2018},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X18050053},
    note = {[Pisma v ZhETF 107, 306 (2018)]}
}