LESTARI, Indah Dwi; KUSUMANINGSIH, Widya; SUJINAH. 245. Penerapan Model Problem Based Learning Untuk Meningkatkan Hasil Belajar Matematika Kelas I SD 1 Peganjaran. Prosiding Seminar Nasional Pendidikan Profesi Guru, [S. l.], v. 1, n. 1, p. 2178–2184, 2023. Disponível em: https://conference.upgris.ac.id/index.php/psnppg/article/view/4311. Acesso em: 28 apr. 2025.