Khumhumsaenkhot, P. “Factors Affecting Procurement Efficiency under the Specific Method of the Public Procurement and Supplies Administration Act B.E. 2560 (2017): A Case Study of Mahasarakham University”. Journal for Developing the Social and Community, vol. 13, no. 3, Sept. 2026, pp. 243-64, https://so03.tci-thaijo.org/index.php/rdirmu/article/view/303956.