MUHAMMAD KHOLIL. Implementation of Lean Manufacturing for Improvement of Gas Pipe Product Quality with Six Sigma Approach and Value Stream Mapping in Oil and Gas . International Journal of Scientific and Applied Research (IJSAR), eISSN: 2583-0279, [S. l.], v. 3, n. 6, p. 29–37, 2023. DOI: 10.54756/IJSAR.2023.V3.6.4. Disponível em: https://ijsar.net/index.php/ijsar/article/view/97. Acesso em: 22 dec. 2024.