@article{JETPL.100.753, title = {}, author = {, and Levchenko, A. A. and Mezhov-Deglin, L. P. and Remizov, I. A.}, journal = {JETP Lett.}, volume = {100}, issue = {10}, pages = {669}, year = {2014}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X14220147}, note = {[Pisma v ZhETF 100, 753 (2014)]} }