Engebø, A. ., O. . Lædre, B. . Young, P. F. . Larssen, J. . Lohne, and O. J. . Klakegg. “Collaborative Project Delivery Methods: A Scoping Review”. Journal of Civil Engineering and Management, vol. 26, no. 3, Mar. 2020, pp. 278-03, doi:10.3846/jcem.2020.12186.