Roslan, Muhammad Faris, Afandi Ahmad, and Abbes Amira. “Real-Time High Jump Wearable Device With ESP8266 for High-Performance and Low-Injury”. International Journal of Integrated Engineering 10, no. 3 (July 2, 2018). Accessed August 7, 2026. https://journal.uthm.edu.my/index.php/ijie/article/view/2114.