@article{JETPL.105.727, title = {}, author = {Afonin, A. G. and Barnov, E. V. and Britvich, G. I. and , and , and Kostin, M. Yu. and , and Maisheev, V. A. and Sandomirskiy, Yu. E. and Pitalev, V. I. and Poluektov, I. V. and Reshetnikov, S. F. and Chesnokov, Yu. A. and Chirkov, P. N. and Yanovich, A. A.}, journal = {JETP Lett.}, volume = {105}, issue = {12}, pages = {763}, year = {2017}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17120037}, note = {[Pisma v ZhETF 105, 727 (2017)]} }