Samuel Owusu Antwi, Frank Amoako Atta, Seth Kofi Owusu, and Richmond Annie. “Public Procurement Processes: Assessing the Efficiency and Effectiveness of the Procurement Process”. Journal of Production, Operations Management and Economics 5, no. 2 (September 22, 2025): 21–33. Accessed October 17, 2025. https://hmjournals.com/ijaap/index.php/JPOME/article/view/5824.