@article{JETPL.107.394,
    title = {},
    author = {Tikhonov, A. M. and Asadchikov, V. E. and Volkov, Yu. O. and Roshchin, B. S. and ,  and , },
    journal = {JETP Lett.},
    volume = {107},
    issue = {6},
    pages = {384},
    year = {2018},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X18060115},
    note = {[Pisma v ZhETF 107, 394 (2018)]}
}