Syamimi Zulkefli, Nur, and Leo Yu Ling. “Drivers in the Implementation of Sustainable Construction Management Among Main Contractors”. International Journal of Engineering and Technology 7, no. 3.30 (August 24, 2018): 172–176. Accessed August 17, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/19085.