Enshassi, A., B. Kochendoerfer, and H. Al Ghoul. “Factors Affecting Sustainable Performance of Construction Projects During Project Life Cycle Phases”. International Journal of Sustainable Construction Engineering and Technology, Vol. 7, no. 1, Mar. 2016, pp. 50-68, https://publisher.uthm.edu.my/ojs/index.php/IJSCET/article/view/1195.