@article{JETPL.94.806, title = {}, author = {Yakimov, A. I. and , and , and Dvurechenskii, A. V.}, journal = {JETP Lett.}, volume = {94}, issue = {10}, pages = {744}, year = {2011}, doi = {}, url = {http://jetpletters.ru/ps/0/article_29584.shtml}, note = {[Pisma v ZhETF 94, 806 (2011)]} }