Wai Chung YeongSok Li LimChong Zhi LinNg Peh Sang2024-10-282024-10-282018-08https://doi.org/10.11159/icmie18.130https://dspace-cris.utar.edu.my/handle/123456789/5074A Cost Comparison of the Synthetic and Shewhart X Chartsproceedings-article