@article{JETPL.103.866, title = {}, author = {Gorbatsevich, A. A. and , }, journal = {JETP Lett.}, volume = {103}, issue = {12}, pages = {769}, year = {2016}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16120079}, note = {[Pisma v ZhETF 103, 866 (2016)]} }