WASET
    Bogdan Walek and  Jiri Bartos and  Cyril Klimes,  A Methodology for Creating a Conceptual Model Under Uncertainty.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2012, vol. 65(5). 542 - 548
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/11477.