Nihal Esam Abuzinadah and  Areej Abbas Malibari and  Arwa Abdulaziz Allinjawi and  Paul Krause,  Learning Programming for Hearing Impaired Students via an Avatar.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2020, vol. 157(1). 81 - 87
    [viewed 07 May 2024]. Available from: https://publications.waset.org/pdf/10011018.