@article{JETPL.96.367,
    title = {},
    author = {Kulik, S. P. and Molotkov, S. N. and , },
    journal = {JETP Lett.},
    volume = {96},
    issue = {5},
    pages = {336},
    year = {2012},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_29932.shtml},
    note = {[Pisma v ZhETF 96, 367 (2012)]}
}