Anderson, Anje Marjorie, and Andre Van der Merwe. “TIME-DRIVEN ACTIVITY-BASED COSTING RELATED TO DIGITAL TWINNING IN ADDITIVE MANUFACTURING”. The South African Journal of Industrial Engineering 32, no. 1 (May 28, 2021): 37–43. Accessed May 2, 2024. http://sajie.journals.ac.za/pub/article/view/2271.