@article{JETPL.99.618, title = {}, author = {Murtazaev, A. K. and , }, journal = {JETP Lett.}, volume = {99}, issue = {9}, pages = {535}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X14090100}, note = {[Pisma v ZhETF 99, 618 (2014)]} }