Putra, Muhammad Farrel Apriliant, and Buang Turasno. “Efficiency Analysis of Regenerative Braking System in BYD K9 Electric Bus on Transjakarta Route 1E”. Jurnal Perintis (Pengembangan Riset Inovatif Teknik, Teknologi, dan Sains) 1, no. 5(September-Oktober) (October 31, 2025): 188–197. Accessed February 2, 2026. https://ejournal.pktj.ac.id/index.php/perintis/article/view/67.