Ng, Thomas, Duc Luu, and Swee Chen. “Decision Criteria and Their Subjectivity in Construction Procurement Selection”. Construction Economics and Building 2, no. 1 (November 15, 2012): 70-80. Accessed May 5, 2024. https://epress.lib.uts.edu.au/journals/index.php/AJCEB/article/view/2888.