@article{JETPL.99.72, title = {}, author = {, and , and Eremin, E. V. and , and , and Boldyrev, K. N.}, journal = {JETP Lett.}, volume = {99}, issue = {2}, pages = {67}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X14020039}, note = {[Pisma v ZhETF 99, 72 (2014)]} }