@article{JETPL.100.793, title = {}, author = {Glushkov, A. V. and Saburov, A. V.}, journal = {JETP Lett.}, volume = {100}, issue = {11}, pages = {695}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X14230027}, note = {[Pisma v ZhETF 100, 793 (2014)]} }