[1]
Fathurohman, D.M.H., Purba, H.H. and Trimarjoko, A. 2021. Value Stream Mapping and Six Sigma Methods to Improve Service Quality at Automotive Services in indonesia. Operational Research in Engineering Sciences: Theory and Applications. 4, 2 (Jun. 2021), 36-54. DOI:https://doi.org/10.31181/oresta20402036f.