TIARMA MONIKA M LUMBANBATU. Upaya Meningkatkan Motivasi Belajar Siswa Kelas IV (EMPAT) SD N. 173434 Pollung Melalui Model Pembelajaran Problem Based Learning (PBL). PROSIDING SEMINAR NASIONAL PENDIDIKAN DAN AGAMA, [S. l.], v. 4, n. 2, p. 1447–1464, 2023. DOI: 10.55606/semnaspa.v4i2.1379. Disponível em: https://badanpenerbit.org/index.php/SEMNASPA/article/view/1379. Acesso em: 22 dec. 2024.