Mahmoud, Hanaa, and هناء. “Recognitions of the Printed English Characters Using Fractal Dimension”. Journal of Education and Science (JES) 21, no. 2 (June 1, 2008): 78–88. Accessed August 4, 2025. https://rjps.uomosul.edu.iq/index.php/edusj/article/view/18414.