MAHENDRA, mustofa; ZULFIANTI, H. .; EKOWATI, N. . Penerapan Model Problem Base Learning Meningkatkan Hasil Belajar Matematika Kelas III di Sekolah Dasar. PROSIDING SEMINAR NASIONAL PENDIDIKAN PROFESI GURU, [S. l.], v. 2, n. 1, p. 159–162, 2023. Disponível em: https://seminar.ustjogja.ac.id/index.php/semnas_ppg_ust/article/view/1597. Acesso em: 11 mei. 2024.