WASET
    Carlos Gonzalez-Flores and  Ernesto Liñan-García,  Four Phase Methodology for Developing Secure Software.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2016, vol. 112(4). 682 - 687
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10004009.