@article{JETPL.99.579,
    title = {},
    author = {,  and Dudkin, G. N. and Filipowicz, M. and ,  and ,  and Mesyats, G. A. and Nechaev, B. A. and ,  and ,  and Pen?kov, F. M. and Philippov, A. V. and , },
    journal = {JETP Lett.},
    volume = {99},
    issue = {9},
    pages = {497},
    year = {2014},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_30766.shtml},
    note = {[Pisma v ZhETF 99, 579 (2014)]}
}