Yin, Samuel Yen-Liang, H. Ping Tserng, Shih Ning Toong, and Thanh Long Ngo. “An Improved Approach to the Subcontracting Procurement Process in a Lean Construction Setting”. Journal of Civil Engineering and Management 20, no. 3 (June 9, 2014): 389-403. Accessed November 25, 2024. https://mma.vgtu.lt/index.php/JCEM/article/view/3137.