@article{JETPL.105.545, title = {}, author = {, and , and Kolokolov, I. V. and , and , and , and , and Vitukhnovsky, A. G.}, journal = {JETP Lett.}, volume = {105}, issue = {9}, pages = {577}, year = {2017}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17090053}, note = {[Pisma v ZhETF 105, 545 (2017)]} }