Hwang, Bon Gang, and Lay Peng Leong. “Comparison of Schedule Delay and Causal Factors Between Traditional and Green Construction Projects”. Technological and Economic Development of Economy 19, no. 2 (June 17, 2013): 310-330. Accessed November 23, 2024. https://jeelm.vgtu.lt/index.php/TEDE/article/view/4250.