Lee, Lini, and Khaled Abd Elnabi. “Freestanding Triboelectric-Layer Mode Triboelectric Nanogenerator (TENG) via Rotating Circle”. International Journal of Integrated Engineering 16, no. 3 (May 12, 2024): 133–144. Accessed July 18, 2024. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/15857.