ACHIENG, Mourine S; OGUNDAINI, Oluwamayowa O.; MLITWA, Nhlanhla. Enhancing Procurement Efficiency in South Africa through e-Reverse Auction Systems. Journal of Information Systems and Informatics, [S. l.], v. 6, n. 4, p. 2327–2346, 2024. DOI: 10.51519/journalisi.v6i4.877. Disponível em: https://journal-isi.org/index.php/isi/article/view/877. Acesso em: 7 mar. 2026.