@article{JETPL.104.44, title = {}, author = {Solin, N. I. and Naumov, S. V. and , and , }, journal = {JETP Lett.}, volume = {104}, issue = {1}, pages = {49}, year = {2016}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16130105}, note = {[Pisma v ZhETF 104, 44 (2016)]} }