@article{JETPL.103.291, title = {}, author = {Skornyakov, S. L. and , and Anisimov, V. I.}, journal = {JETP Lett.}, volume = {103}, issue = {4}, pages = {265}, year = {2016}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X1604010X}, note = {[Pisma v ZhETF 103, 291 (2016)]} }