Che Ismail, Saifulnizan, and Mohamad Ikram Zakaria. “From Manipulation to Measurement Reasoning: Rethinking Virtual Manipulatives for Primary Mathematics”. Journal of Islamic, Social, Economics and Development, vol. 11, no. 87, Oct. 2026, pp. 170-85, https://academicinspired.com/jised/article/view/4675.