HAMSYAH, Eka Fitriana; GUSTINA. Efektifitas model pembelajaran problem based learning dengan media animasi terhadap motivasi belajar siswa pada materi asam basa. Arfak Chem: Chemistry Education Journal, [S. l.], v. 8, n. 1, p. 748–758, 2025. DOI: 10.30862/accej.v8i1.910. Disponível em: https://journalfkipunipa.org/index.php/accej/article/view/910. Acesso em: 2 apr. 2026.