SINAGA, R. A.; SANTOSO, D.; MAYSARAH, S. PERBEDAAN KEMAMPUAN BERPIKIR TINGKAT TINGGI MATEMATIKA MELALUI MODEL DISCOVERY LEARNING DAN PROBLEM SOLVING. Relevan : Jurnal Pendidikan Matematika, [S. l.], v. 3, n. 3, p. 344–349, 2023. Disponível em: https://ejournal.yana.or.id/index.php/relevan/article/view/890. Acesso em: 21 apr. 2026.