WASET
    Arda Yunianta and  Norazah Yusof and  Mohd Shahizan Othman and  Dewi Octaviani,  Analysis and Categorization of e-Learning Activities Based On Meaningful Learning Characteristics.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2012, vol. 69(9). 2430 - 2435
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/11932.