Kachapi, Sayyid H. Hashemi, and S. Gh. Hashemi Kachabi. 2026. “Double Walled Piezoelectric Nanoresonator: Nonclassical Controller Effects for Estimating of Stability and Nonlinear Vibration Analysis”. Journal of Applied Nonlinear Dynamics 14 (4): 913-39. https://doi.org/10.5890/JAND.2025.12.012.