Sabri, Omar K., Ola Lædre, and Amund Bruland. “Why Conflicts Occur in Roads and Tunnels Projects in Norway”. Journal of Civil Engineering and Management 25, no. 3 (March 13, 2019): 252-264. Accessed July 6, 2024. https://jau.vgtu.lt/index.php/JCEM/article/view/8566.