MACMILLAN, S.; PRETORIUS, P. BACK TO BASICS . The South African Journal of Industrial Engineering, [S. l.], v. 16, n. 1, 2011. DOI: 10.7166/16-1-179. Disponível em: http://sajie.journals.ac.za/pub/article/view/179. Acesso em: 11 apr. 2025.