HADI, F.; SUMIJAN. Image Edge Detection Capture Zoom for Facial Recognition Using Gradient Operators. Jurnal KomtekInfo, [S. l.], v. 9, n. 3, p. 100–105, 2022. DOI: 10.35134/komtekinfo.v9i3.303. Disponível em: https://jkomtekinfo.org/ojs/index.php/komtekinfo/article/view/303. Acesso em: 3 feb. 2026.