Konchakovska, O. and Sidorov, M. 2022. Using the two-sided approximations method for the numerical research of nanoelectromechanical systems under the action of the Casimir force. Bulletin of V.N. Karazin Kharkiv National University, series «Mathematical modeling. Information technology. Automated control systems». 56, (Dec. 2022), 21-34. DOI:https://doi.org/10.26565/https://doi.org/10.26565/2304-6201-2022-56-02.