Gusfan Ristiyanto, Endang Wuryandini, Frederica Yudina Numareta and Tri Floreda (2023) “Upaya Peningkatan Hasil Belajar IPAS Materi Sifat-Sifat Cahaya Melalui Problem Based Learning Kelas Vc SDN Bugangan 03 Semarang”, Prosiding Seminar Nasional Pendidikan Profesi Guru, 1(2), pp. 2255–2259. Available at: https://conference.upgris.ac.id/index.php/psnppg/article/view/5377 (Accessed: 30 January 2026).