Magwili, G. V., R. V. F. Adato, L. A. T. Belleza, P. C. Casanas, H. J. L. Valdez, and Z. Sauli. “Energy Recovery from a Zipline Braking System via Regenerative Braking Using Buck-Boost Converter”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), vol. 10, no. 1-14, May 2018, pp. 25-29, https://jtec.utem.edu.my/jtec/article/view/3986.