279. Meningkatkan Hasil Belajar Fungsi Kuadrat Melalui Model Problem Based Learning dengan Kartu Berpasangan. psnppg [Internet]. 2023 Jul. 3 [cited 2026 Aug. 11];1(1):569-78. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/3958