THULO, L. .; EMUZE, F. .; THERON, E. . A conceptual quality improvement protocol for free state public works projects. Acta Structilia, [S. l.], v. 30, n. 1, p. 1–33, 2023. Disponível em: https://www.ajol.info/index.php/actas/article/view/250381. Acesso em: 17 aug. 2024.