Yulkifli, Yulkifli, and Ramli Ramli. “The Use of Tracker Application to Enchance Physics Teachers in Senior High School in Making Laboratory Video”. Pelita Eksakta 1, no. 1 (January 26, 2018): 31-36. Accessed April 30, 2024. http://pelitaeksakta.ppj.unp.ac.id/index.php/pelitaeksakta/article/view/9.