SAHRI, Z.; OTHMAN, Z.; KASMIN, F.; BASIRON, H. A Comprehensive Comparative Experiment of Edge Detection Algorithms for OMR. Journal of Advanced Computing Technology and Application (JACTA), [S. l.], v. 4, n. 1, 2022. Disponível em: https://jacta.utem.edu.my/jacta/article/view/5245. Acesso em: 11 jul. 2025.