S. E. Mokshein, K. T. Wong, and H. Ibrahim, “Trends and factors for dropout among secondary school students in Perak”, JRPPTTE, vol. 6, no. 1, pp. 5–15, Oct. 2018, Accessed: Dec. 05, 2025. [Online]. Available: https://ejournal.upsi.edu.my/index.php/JRPPTTE/article/view/208