Thulo, Lehlohonolo, Fidelis Emuze, and Elizabeth Theron. “A Conceptual Quality Improvement Protocol for Free State Public Works Projects”. Acta Structilia 30, no. 1 (June 30, 2023): 1–33. Accessed August 17, 2024. https://www.ajol.info/index.php/actas/article/view/250381.