Alireza Keshmiri and Shahriar Bagheri and Nan Wu, Simulation-Based Optimization of a Non-Uniform Piezoelectric Energy Harvester with Stack Boundary. journal = {International Journal of Mechanical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2019, vol. 151(7). 500 - 505 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10010589.