Mohammed Yasin, Nazreena, et al. “Using Virtual Reality (VR) Based on Constructivist Learning Theory to Enhance Engagement in Malaysian General Studies (MPU) Subjects”. Advances in Humanities and Contemporary Studies, vol. 6, no. 2, Dec. 2025, pp. 155-64, https://penerbit.uthm.edu.my/periodicals/index.php/ahcs/article/view/21720.