Basavaraj, Dr. Yadavalli. “Improvement of Process Capability through Six Sigma and Robust Design-Case Study of an Indian Steel Industry”. International Journal of Industrial Engineering: Theory, Applications and Practice 18, no. 9 (December 14, 2011). Accessed May 6, 2024. https://journals.sfu.ca/ijietap/index.php/ijie/article/view/244.