LISTIANA, Tri Antika Indah. Penerapan Model Problem Based Learning Berbantu Papan Hitung Pada Materi Penjumlahan Dan Pengurangan Di Kelas I Sdn Gajahmungkur 04 Semarang. Prosiding Seminar Nasional Pendidikan Profesi Guru, [S. l.], v. 1, n. 2, p. 1927–1935, 2023. Disponível em: https://conference.upgris.ac.id/index.php/psnppg/article/view/5336. Acesso em: 9 apr. 2025.