@article{JETPL.110.595, title = {}, author = {, and Komleva, E. V. and Pchelkina, Z. V. and Streltsov, S. V.}, journal = {JETP Lett.}, volume = {110}, issue = {9}, pages = {595}, year = {2019}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19210045}, note = {[Pisma v ZhETF 110, 595 (2019)]} }