@article{JETPL.108.46, title = {}, author = {, and , and Bebenin, N. G. and , and Nosov, A. P. and , }, journal = {JETP Lett.}, volume = {108}, issue = {1}, pages = {48}, year = {2018}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X1813009X}, note = {[Pisma v ZhETF 108, 46 (2018)]} }