SUMADI, Suhartini. Problematika Pembelajaran Matematika Kelas VIII ditinjau dari Minat Belajar Siswa. THEOREMA: The Journal Education of Mathematics, [S. l.], v. 2, n. 1, 2021. DOI: 10.36232/theorema.v2i1.1101. Disponível em: https://e-journal.unimudasorong.ac.id/index.php/jurnaltheorema/article/view/1101. Acesso em: 5 sep. 2026.