Tjandra, Davin, Muhammad Ilman Mughni, Kevin Dristiani Dani, A. Ebriel Lianto, and Radon Dhelika. “Development of a High-Torque, Low-Cost Electric Bicycle With a Drivetrain Based on the Pinion-and-Pulley System”. Engineering, Technology & Applied Science Research 15, no. 4 (August 2, 2025): 25369–25375. Accessed May 28, 2026. https://etasr.com/index.php/ETASR/article/view/11472.