Harahap, Shahnaz Shafitri, Hasratuddin Hasratuddin, and Mangaratua M.Simanjorang. “Development of RME Based Mathematics Learning Tools to Improve Students’ Problem-Solving Abilities and Independence”. Jurnal Perspektif 9, no. 2 (July 15, 2025): 435–451. Accessed August 7, 2025. https://perspektif.uinsgd.ac.id/index.php/JP/article/view/388.