VAN TONDER, M.; DE BEER, D. J.; WICHERS, H. A QUALITY ASSURANCE FRAMEWORK FOR SULPHONIC ACID-COATED SAND USED IN 3D PRINTING APPLICATIONS. The South African Journal of Industrial Engineering, [S. l.], v. 31, n. 3, p. 218–229, 2020. DOI: 10.7166/31-3-2447. Disponível em: http://sajie.journals.ac.za/pub/article/view/2447. Acesso em: 25 jul. 2024.