@article{JETPL.105.87, title = {}, author = {, and Vinnikov, L. Ya. and Stolyarov, V. S. and , and , and , and , and , and Golovchanskiy, I. A. and , and , and , and , and , and , }, journal = {JETP Lett.}, volume = {105}, issue = {2}, pages = {}, year = {2017}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17020060}, note = {[Pisma v ZhETF 105, 87 (2017)]} }