Rahmat, Zubainur, C.M. and Marwan (2020) “Students’ Mathematical Problem Solving Abilities Through Realistic Mathematics Educational Approach in Elementary Schools”, International Journal of Sciences: Basic and Applied Research (IJSBAR), 54(1), pp. 138–145. Available at: https://gssrr.org/JournalOfBasicAndApplied/article/view/9766 (Accessed: 9 December 2025).