Maolee, Patcharee, and Saithip Janopat. “Relationships Between Proactive Professionalism Supply Management and Procurement Effectiveness of Higher Education Institutions in Thailand”. Rajapark Journal 16, no. 49 (December 27, 2022): 57–70. accessed September 11, 2026. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/258508.