@article{JETPL.110.799,
    title = {},
    author = {Grigoriev, S. V. and ,  and ,  and ,  and ,  and , },
    journal = {JETP Lett.},
    volume = {110},
    issue = {12},
    pages = {793},
    year = {2019},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19240068},
    note = {[Pisma v ZhETF 110, 799 (2019)]}
}