YETMAWARNI, Yetmawarni. Upaya Peningkatan Hasil Belajar IPS Melalui Model Pembelajaran Problem Based Learning Kelas IV SD Negeri 27 Salibawan Kecamatan Lubuk Sikaping Kabupaten Pasaman. Journal of Exploratory Dynamic Problems, [S. l.], v. 1, n. 1, p. 36–42, 2023. DOI: 10.31004/edp.v1i1.12. Disponível em: https://edp.web.id/index.php/edp/article/view/12. Acesso em: 10 oct. 2026.