@article{JETPL.102.927,
    title = {},
    author = {Shchepetilnikov, A. V. and ,  and Kukushkin, I. V.},
    journal = {JETP Lett.},
    volume = {102},
    issue = {12},
    pages = {811},
    year = {2015},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X15240066},
    note = {[Pisma v ZhETF 102, 927 (2015)]}
}