HERMAWAN, Dani. SMDC (Systematic Matrix for Data Collection): How to Collect Research Data. Penerbit Aksara Shofa, [S. l.], 2026. DOI: 10.62523/aksarashofa.9. Disponível em: https://penerbit.aksarashofa.com/index.php/press/article/view/9. Acesso em: 5 mar. 2026.