WASET
    Carol B.Collins and  M. H. N Tabrizi,  Integrating Visual Modeling throughout the Computer Science Curriculum.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2008, vol. 17(5). 1630 - 1639
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/12925.