@article{JETPL.107.610, title = {}, author = {Galakhov, V. R. and Shamin, S. N. and , }, journal = {JETP Lett.}, volume = {107}, issue = {9}, pages = {583}, year = {2018}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X18090138}, note = {[Pisma v ZhETF 107, 610 (2018)]} }