@article{JETPL.102.393,
    title = {},
    author = {,  and ,  and ,  and ,  and ,  and ,  and ,  and Volochaev, M. N. and Velikanov, D. A.},
    journal = {JETP Lett.},
    volume = {102},
    issue = {6},
    pages = {355},
    year = {2015},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X15180071},
    note = {[Pisma v ZhETF 102, 393 (2015)]}
}