Sigo, Jeane Angela Mariyan Ema, and Kifayah Amar. “Analysis of the Application of Lean Six Sigma Method to Improve Quality in the Paving Block Production Process at PT. XYZ ”. Metode : Jurnal Teknik Industri, vol. 12, no. 2, Oct. 2026, pp. 326-40, doi:10.33506/mt.v12i2.6094.