M. M. Muklas, Z. A. M. Desa, K. A. Khalid, and S. M. Jisin, “PINE-ZODIAC: Methods of Mastering Ray Diagrams for Convex Lens Among Students of Kolej Vokasional Seri Manjung”, Politeknik & Kolej Komuniti Journal of Social Sciences and Humanities, vol. 9, no. 1, pp. 13–23, Jun. 2024, Accessed: Sep. 17, 2024. [Online]. Available: https://app.mypolycc.edu.my/journal/index.php/PMJSSH/article/view/650