Soon, Adrian Bee Tiong, Kian Sek Tee, Mohammed Ibrahim M. H. Awad, and Chin Fhong Soon. “Oncoming Vehicle Detection With Variable-Focus Liquid Lens”. International Journal of Integrated Engineering 10, no. 8 (December 31, 2018). Accessed April 27, 2024. https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/3521.