@article{JETPL.99.527, title = {}, author = {Smirnova, D. A. and Iorsh, I. V. and , and , }, journal = {JETP Lett.}, volume = {99}, issue = {8}, pages = {456}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X14080074}, note = {[Pisma v ZhETF 99, 527 (2014)]} }