@article{JETPL.100.904, title = {}, author = {Lyubutin, I. S. and Gavriliuk, A. G. and , and Ivanova, A. G. and Troyan, I. A. and , and Starchikov, S. S. and Aksenov, S. N. and , }, journal = {JETP Lett.}, volume = {100}, issue = {12}, pages = {798}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X14240096}, note = {[Pisma v ZhETF 100, 904 (2014)]} }