@article{JETPL.110.591,
    title = {},
    author = {,  and ,  and Saraeva, I. N. and Kudryashov, S. I. and Ionin, A. A. and Timoshenko, V. Yu.},
    journal = {JETP Lett.},
    volume = {110},
    issue = {9},
    pages = {592},
    year = {2019},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19210033},
    note = {[Pisma v ZhETF 110, 591 (2019)]}
}