@article{JETPL.108.416, title = {}, author = {Gushchin, M. E. and Korobkov, S. V. and , and Strikovskiy, A. V. and , and Zudin, I. Yu. and Aidakina, N. A. and , }, journal = {JETP Lett.}, volume = {108}, issue = {6}, pages = {391}, year = {2018}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X18180091}, note = {[Pisma v ZhETF 108, 416 (2018)]} }