SABER, Mamitua; TAMANO, Salipada. THE RESEARCH PROBLEM. Mindanao Journal, [S. l.], v. 12, n. 1-4, p. 11–14, 2025. Disponível em: https://msu-mindanaojournal.com/index.php/ojs/article/view/278.. Acesso em: 4 mar. 2026.