Zakaria, Mohamad Ikram, Mohd Fadzil Abdul Hanid, and Roslizam Hassan. 2023. “Combination of M-Learning With Problem Based Learning: Teaching Activities for Mathematics Teachers”. International Journal of Interactive Mobile Technologies (iJIM) 17 (09):pp. 4-19. https://doi.org/10.3991/ijim.v17i09.38663.