Sarkawi S, Mohd Salleh N, Ibrahim M, Shariff AS, Nayan N, Baharudin R. The Development of the Pedagogical Content Knowledge (PCK) Standard for Malaysian ICT Teachers. J ICT Educ. 2019;1:29-41. Accessed December 13, 2025. https://ejournal.upsi.edu.my/index.php/JICTIE/article/view/2589