WASET
    Mohammad Reza Ayatollahzadeh Shirazi and  Pooya Jaferian and  Golnaz Elahi and  Hamid Baghi and  Babak Sadeghian,  RUPSec: An Extension on RUP for Developing Secure Systems - Requirements Discipline.   journal   = {International Journal of Computer and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2007, vol. 4(4). 1193 - 1197
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/1345.