José E. Q. Souza and Marcio Fontana and Antonio C. C. Lima, Piezoelectric Micro-generator Characterization for Energy Harvesting Application. journal = {International Journal of Energy and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2018, vol. 140(8). 527 - 532 [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10009350.