Jumadin. MENINGKATKAN HASIL BELAJAR MATEMATIKA SISWA MELALUI PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE PBL . psnppg [Internet]. 2024 Dec. 29 [cited 2025 Apr. 17];2(1):305-1. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/6140