@article{JETPL.94.767, title = {}, author = {, and Gorshunov, B. P. and , and Zhukova, E. S. and , and , and , and , and , }, journal = {JETP Lett.}, volume = {94}, issue = {9}, pages = {708}, year = {2011}, doi = {}, url = {http://jetpletters.ru/ps/0/article_29576.shtml}, note = {[Pisma v ZhETF 94, 767 (2011)]} }