Salifu-Asubay, Emmanuel Kwaku, and Collins Adjei Mensah. “Improving Delivery of Construction Projects in Ghana’s Cities: A Lean Construction Approach”. International Journal of Sustainable Construction Engineering and Technology 6, no. 1 (January 1, 2015): 1–15. Accessed May 2, 2024. https://penerbit.uthm.edu.my/ojs/index.php/IJSCET/article/view/993.