HASSABALLAH, M.; MAKKY, M. M.; MAHDY, Youssef B. A Fast Fractal Image Compression Method Based Entropy. ELCVIA Electronic Letters on Computer Vision and Image Analysis, Cerdayola del Vallès, Spain, v. 5, n. 1, p. 30–40, 2005. DOI: 10.5565/rev/elcvia.82. Disponível em: https://elcvia.cvc.uab.cat/article/view/v5-n1-hassaballah-makky-mahdy. Acesso em: 5 jun. 2025.