Yang, Li-Ren, Jieh-Haur Chen, and Chung-Fah Huang. “Requirements Definition and Management Practice to Improve Project Outcomes”. Journal of Civil Engineering and Management 18, no. 1 (February 8, 2012): 114-124. Accessed November 25, 2024. https://mma.vgtu.lt/index.php/JCEM/article/view/4422.