@article{JETPL.107.147,
    title = {},
    author = {,  and Kurshetsov, V. F. and ,  and ,  and ,  and ,  and ,  and ,  and Donskov, S. V. and ,  and Gorin, A. M. and Khaustov, G. V. and ,  and Kolosov, V. N. and ,  and ,  and ,  and ,  and ,  and ,  and ,  and ,  and Romanovsky, V. I. and Rykalin, V. I. and ,  and Samoylenko, V. D. and ,  and ,  and ,  and ,  and ,  and Filippov, S. N. and ,  and ,  and ,  and ,  and ,  and Bychkov, V. N. and Kekelidze, G. D. and ,  and , },
    journal = {JETP Lett.},
    volume = {107},
    issue = {3},
    pages = {139},
    year = {2018},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X18030013},
    note = {[Pisma v ZhETF 107, 147 (2018)]}
}