1. Ali, S., Friswell, M.I., Adhikari, S.: Piezoelectric energy harvesting with parametric uncertainty. Smart Mater. Struct. 19(1), 1–9 (2010)
2. Ansari, M., Karami, M.A.: Modeling and experimental verification of a fan-folded vibration energy harvester for leadless pacemakers. J. Appl. Phys. 119(9), 094506 (2016)
3. Ansari, M., Karami, M.A.: A sub-cc nonlinear piezoelectric energy harvester for powering leadless pacemakers. J. Intell. Mater. Syst. Struct. 1(1), 1–8 (2017)
4. Beeby, S.P., Tudor, M.J., White, N.M.: Energy harvesting vibration sources for microsystems applications. Meas. Sci. Technol. 17(12), 175–195 (2006)
5. Chen, L., Jiang, W.: Internal resonance energy harvesting. Sound Vib. 82(3), 57–66 (2015)