Rahim, M. M., M. N. A. Rahman, and A. H. Seyal. “Use of Software Development Techniques: Experiences of Brunei Darussalam”. Malaysian Journal of Computer Science, vol. 11, no. 1, June 1998, pp. 9-21, https://ejournal.um.edu.my/index.php/MJCS/article/view/3209.