Lopez, Robert, Heap-Yih Chong, Sungkon Moon, and Xiangyu Wang. 2017. “Case Study on Subcontracting Arrangements in the Scaffolding Supply Chain of a Liquefied Natural Gas Infrastructure Project”. Journal of Civil Engineering and Management 23 (8):1136-47. https://doi.org/10.3846/13923730.2017.1388277.