PURWO, P.; HARTUTIK , S. Peningkatan Kualitas Mengajar Guru melalui Pembinaan Model Up Grading Learning. PTK: Jurnal Tindakan Kelas, [S. l.], v. 3, n. 2, p. 228–238, 2023. DOI: 10.53624/ptk.v3i2.203. Disponível em: https://jurnal.ciptamediaharmoni.id/index.php/ptk/article/view/203. Acesso em: 27 apr. 2024.