[1]
Syarifudin, A., Arthawati, S.N., Wirawati, S.M. and Gautama, P. 2026. Quality Control of PCC (Portland Composite Cement) Using the Six Sigma Method at PT. XY. Journal of Industrial Engineering & Management Research. 7, 3 (May 2026), 28-37. DOI:https://doi.org/10.7777/jiemar.v7i3.709.