Arvianti, N. ., & Sulistiyowati, W. . (2025). QUALITY CONTROL OF SANDAL OUTSOLE USING SIX SIGMA METHOD AND FAILURE MODE AND EFFECT ANALYSIS (FMEA). International Journal of Economic Integration and Regional Competitiveness, 2(8), 56-69. https://doi.org/10.61796/ijeirc.v2i8.392