@article{JETPL.93.431, title = {}, author = {Scaldin, O. A. and Delev, V. A. and , and , and , }, journal = {JETP Lett.}, volume = {93}, issue = {7}, pages = {388}, year = {2011}, doi = {}, url = {http://jetpletters.ru/ps/0/article_29230.shtml}, note = {[Pisma v ZhETF 93, 431 (2011)]} }