E. Pascual, E. L., M. Ladignon, E. C., T. Florencondia, E. N., J. Benedicto, E. E. A., B. Bote, E. F. V., & M. Yabot, E. J. (2020). Electricity Generation Using Spring-Powered Floor Pad. Engineering And Technology Journal, 5(12), 765–769. https://doi.org/10.47191/etj/v5i12.01