Manu, D., & Triono, M. (2020). EFEKTIVITAS PENERAPAN MODEL CONTEXTUAL TEACHING AND LEARNING (CTL) TERHADAP HASIL BELAJAR SISTEM PERSAMAAN LINEAR TIGA VARIABEL SISWA SMK MUHAMMADIYAH AIMAS KELAS X. THEOREMA: The Journal Education of Mathematics, 1(1), 1–9. Retrieved from https://e-journal.unimudasorong.ac.id/index.php/jurnaltheorema/article/view/1095