TINALI, G. Z. P. . The Mediation Effect of Procurement Competence on the Relationship between Practices and Performance of the Public Sector Procurement in Tanzania using Higher-order Constructs in SmartPLS. Operations Research Society of Eastern Africa, [S. l.], v. 11, n. 1, p. 1-21, 2021. Disponível em: https://orseajournal.udsm.ac.tz/index.php/orsea/article/view/125. Acesso em: 5 may. 2024.