NGUBANE, Z. . Green Procurement Adoption and Environmental Sustainability: A Study of Public Sector Organizations in South Africa . Global Journal of Purchasing and Procurement Management, [S. l.], v. 3, n. 1, p. 55 – 68, 2024. DOI: 10.47604/gjppm.2466. Disponível em: https://www.iprjb.org/journals/index.php/GJPPM/article/view/2466. Acesso em: 21 may. 2024.