For citations:

Madorsky V.V., Rogov I.E., Kruglov A.К. Study on frequency dependence of polarized piezoceramics constants in equivalent circuits at weak electric fields (part III). Vestnik of Don State Technical University. 2019;19(2):143-150. https://doi.org/10.23947/1992-5980-2019-19-2-143-150