@article{JETPL.107.547,
    title = {},
    author = {Vorobyev, A. S. and Gagarski, A. M. and Shcherbakov, O. A. and Vaishnene, L. A. and Barabanov, A. L.},
    journal = {JETP Lett.},
    volume = {107},
    issue = {9},
    pages = {521},
    year = {2018},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X18090011},
    note = {[Pisma v ZhETF 107, 547 (2018)]}
}