@article{JETPL.94.267,
    title = {},
    author = {Yazynin, I. A. and Maisheev, V. A. and Chesnokov, Yu. A.},
    journal = {JETP Lett.},
    volume = {94},
    issue = {3},
    pages = {248},
    year = {2011},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_29483.shtml},
    note = {[Pisma v ZhETF 94, 267 (2011)]}
}