For citations:

Le V.T., Korotina M.M., Bobtsov A.A., Aranovskiy S.V., Vo Q.D. Identification of Linear Time-Varying Parameters of Nonstationary Systems. Mekhatronika, Avtomatizatsiya, Upravlenie. 2019;20(5):269-265. (In Russ.) https://doi.org/10.17587/mau.20.259-265