@article{JETPL.106.90,
    title = {},
    author = {Tarasenko, S. V. and Shavrov, V. G.},
    journal = {JETP Lett.},
    volume = {106},
    issue = {2},
    pages = {103},
    year = {2017},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17140077},
    note = {[Pisma v ZhETF 106, 90 (2017)]}
}