Fan, Ping-Hsin. “APPLYING SIX SIGMA TO IMPROVE THE DEFECT RATE OF ELECTRONIC COMPONENTS: A SIX SIGMA CASE STUDY”. The South African Journal of Industrial Engineering 35, no. 1 (May 31, 2024): 41–56. Accessed June 13, 2025. https://sajie.journals.ac.za/pub/article/view/2899.