@article{JETPL.94.3,
    title = {},
    author = {Matveev, V. I. and Makarov, D. N.},
    journal = {JETP Lett.},
    volume = {94},
    issue = {1},
    pages = {1},
    year = {2011},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_29420.shtml},
    note = {[Pisma v ZhETF 94, 3 (2011)]}
}