@article{JETPL.109.530,
    title = {},
    author = {Vinnikov, L. Ya. and ,  and Sidelnikov, M. S. and ,  and Egorov, S. V. and ,  and ,  and ,  and , },
    journal = {JETP Lett.},
    volume = {109},
    issue = {8},
    pages = {521},
    year = {2019},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19080071},
    note = {[Pisma v ZhETF 109, 530 (2019)]}
}