Firdaus Ahmad Fadzil, Ahmad, Zaaba Ahmad, Noor Elaiza Abd Khalid, and Shafaf Ibrahim. “Retinal Fundus Image Blood Vessels Segmentation via Object-Oriented Metadata Structures”. International Journal of Engineering and Technology 7, no. 4.33 (December 9, 2018): 110–113. Accessed August 16, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/23511.