SAIM TAHAR, KIHEL MOHAMMED REDA, HAMIDI SIHEM IKRAM. The Effectiveness of Public Procurement Processes and Their Role in Improving Public Demand and Rationalizing Public Expenditures: A Case Study of a Public Administrative Institution (2024). European Economic Letters (EEL), [S. l.], v. 14, n. 4, p. 1656–1672, 2024. DOI: 10.52783/eel.v14i4.2300. Disponível em: https://eelet.org.uk/index.php/journal/article/view/2300. Acesso em: 8 jan. 2026.