@article{JETPL.100.163, title = {}, author = {, and Danilov, P. A. and , and , and Kudryashov, S. I. and , and , and , and , }, journal = {JETP Lett.}, volume = {100}, issue = {3}, pages = {145}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/0/article_30862.shtml}, note = {[Pisma v ZhETF 100, 163 (2014)]} }