@article{PismaZhETF.109.639,
    title = {Comment on ``Noise in the helical edge channel anisotropically  coupled to a local spin''\\ (Pis'ma v ZhETF 108, 700 (2018))},
    author = {Burmistrov, I. S. and Kurilovich, P. D. and Kurilovich, V. D.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {109},
    issue = {9},
    pages = {639},
    year = {2019},
    doi = {10.1134/S0370274X19090145},
    url = {http://jetpletters.ru/ps/dx/10.1134/S0370274X19090145},
}