Muchsinin, Muchammad Yusuf, and Wiwik Sulistiyowati. “Quality Control Analysis To Reduce Product Defects With The Lean Six Sigma Method And Fault Tree Analysis”. Procedia of Engineering and Life Science 30 (December 31, 2022). Accessed February 23, 2024. https://pels.umsida.ac.id/index.php/PELS/article/view/1323.