WASET
    Emir H. Pernet and  Jeimy J. Cano,  A Systemic Maturity Model.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 96(12). 3900 - 3908
    [viewed 02 May 2024]. Available from: https://publications.waset.org/pdf/10000055.