WASET
    Ahmad T. Al-Taani,  An Efficient Feature Extraction Algorithm for the Recognition of Handwritten Arabic Digits.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2008, vol. 18(6). 2221 - 2225
    [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/274.