Daulay LA. PENGARUH PENDEKATAN CONTEXTUAL TEACHING AND LEARNING (CTL) TERHADAP KEMAMPUAN PEMAHAMAN KONSEP MATEMATIS SISWA. JKPM [Internet]. 2022 Nov. 7 [cited 2025 Jul. 28];1(3):45-53. Available from: https://univamedan.ac.id/ejurnal/index.php/jkpm/article/view/371