@article{JETPL.104.222,
    title = {},
    author = {Sargsyan, A. and ,  and ,  and ,  and ,  and Sarkisyan, D.},
    journal = {JETP Lett.},
    volume = {104},
    issue = {4},
    pages = {224},
    year = {2016},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16160037},
    note = {[Pisma v ZhETF 104, 222 (2016)]}
}