D. Ratnasari, Khusnul Fajriyah, Joko Sulianto, and Chiara Prima Matroianni Arifin, “Peningkatan Hasil Belajar IPAS Menggunakan Model Problem Based Learning berbantuan Media Powerpoint Interaktif”, psnppg, vol. 3, no. 1, p. 250301072, Jun. 2025.