Marji, Mohd Salehudin, et al. “Development and Validation of Visualisation Ability Test for Technical Drawing Students Using Rasch Models”. Journal of Technical Education and Training, vol. 18, no. 1, June 2026, pp. 212-29, https://penerbit.uthm.edu.my/ojs/index.php/JTET/article/view/24496.