1.
150. Upaya Peningkatan Hasil Belajar Pembelajaran IPAS Kelas IV Melalui Model Pembelajaran Problem Based Learning Di SDN 1 Bugo. psnppg. 2023;1(1):1379-1386. Accessed August 12, 2026. https://conference.upgris.ac.id/index.php/psnppg/article/view/4403