Satiti, Wisnu, and Dita Perdani. “EFEKTIVITAS PEMBELAJARAN BERBASIS MASALAH MATERI PERTIDAKSAMAAN KUADRAT PADA SISWA KELAS X MA”. JoEMS (Journal of Education and Management Studies) 2, no. 5 (October 31, 2019): 59-64. Accessed March 4, 2025. http://ojs.unwaha.ac.id/index.php/joems/article/view/165.