@article{JETPL.111.237,
    title = {},
    author = {Pudalov, V. M. and , },
    journal = {JETP Lett.},
    volume = {111},
    issue = {4},
    pages = {225},
    year = {2020},
    doi = {},
    url = {http://jetpletters.ru/ps/dx/10.31857/S0370274X20040062},
    note = {[Pisma v ZhETF 111, 237 (2020)]}
}