@article{JETPL.110.755, title = {}, author = {Dolinina, D. A. and Shalin, A. S. and Yulin, A. V.}, journal = {JETP Lett.}, volume = {110}, issue = {11}, pages = {744}, year = {2019}, doi = {}, url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19230085}, note = {[Pisma v ZhETF 110, 755 (2019)]} }