@article{JETPL.95.138, title = {}, author = {, and Nazmitdinov, R. G. and , and , }, journal = {JETP Lett.}, volume = {95}, issue = {3}, pages = {}, year = {2012}, doi = {}, url = {http://jetpletters.ru/ps/0/article_29631.shtml}, note = {[Pisma v ZhETF 95, 138 (2012)]} }