MEYER, J.; PRETORIUS, L. A SYSTEMS THINKING CONCEPTUAL MODEL FOR VALUE CREATION IN THE AFRICAN CEMENT MARKET. The South African Journal of Industrial Engineering, [S. l.], v. 32, n. 3, p. 10–18, 2021. DOI: 10.7166/32-3-2608. Disponível em: http://sajie.journals.ac.za/pub/article/view/2608. Acesso em: 4 may. 2024.