Pengembangan bahan ajar matematika dengan model challenge based learning terintegrasi etnomatematika Islam bagi siswa madrasah tsanawiyah. jppm [Internet]. 2025 Feb. 28 [cited 2026 Mar. 22];7(1):30-46. Available from: https://ejournal.uin-suka.ac.id/tarbiyah/jppm/article/view/9954