Harahap SS, Hasratuddin H, M.Simanjorang M. Development of RME Based Mathematics Learning Tools to Improve Students’ Problem-Solving Abilities and Independence. j. perspekt. [Internet]. 2025 Jul. 15 [cited 2025 Aug. 7];9(2):435-51. Available from: https://perspektif.uinsgd.ac.id/index.php/JP/article/view/388