72. Meningkatkan Hasil Belajar Bahasa Indonesia Melalui Model Problem Base Learning Berbantuan Media Powerpoint Interaktif Pada Peserta Didik Kelas IV SD N 2 Purwosari. psnppg [Internet]. 2023 Jul. 3 [cited 2026 Aug. 11];1(1):650-8. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/4011