Ningtias Y, Hasratuddin H. ANALISIS KESULITAN BELAJAR MATEMATIKA SISWA MELALUI PENDEKATAN REALISTIK. HT [Internet]. 2023Apr.17 [cited 2024Jul.3];2(6):983-91. Available from: https://journal.ikopin.ac.id/index.php/humantech/article/view/3206