@article{JETPL.98.172,
    title = {},
    author = {,  and ,  and Arzhnikov, A. K. and Irkhin, V. Yu.},
    journal = {JETP Lett.},
    volume = {98},
    issue = {3},
    pages = {150},
    year = {2013},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X1315006X},
    note = {[Pisma v ZhETF 98, 172 (2013)]}
}