WASET
    Hycham Aboutaleb and  Bruno Monsuez,  Handling Complexity of a Complex System Design: Paradigm, Formalism and Transformations.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 101(5). 1782 - 1787
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10001922.