@article{JETPL.105.725,
    title = {},
    author = {Zakharov, B. G.},
    journal = {JETP Lett.},
    volume = {105},
    issue = {12},
    pages = {758},
    year = {2017},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17120025},
    note = {[Pisma v ZhETF 105, 725 (2017)]}
}