For citations:

Bobtsov A.A., Ortega R., Nikolaev N.A., Slita O.V., Kozachek O.A., Wang C. Estimation of State Variables in the Ćuk Converter Mathematical Model with Partially Unknown Parameters. Mekhatronika, Avtomatizatsiya, Upravlenie. 2021;22(9):451-458. (In Russ.) https://doi.org/10.17587/mau.22.451-458