@article{JETPL.104.377, title = {}, author = {Vorobyev, A. S. and Gagarski, A. M. and Shcherbakov, O. A. and Vaishnene, L. A. and Barabanov, A. L.}, journal = {JETP Lett.}, volume = {104}, issue = {6}, pages = {365}, year = {2016}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16180016}, note = {[Pisma v ZhETF 104, 377 (2016)]} }