Widara, S., & Ludiya, E. (2026). QUALITY CONTROL ANALYSIS OF BROCADE FABRIC PRODUCTS USING THE SIX SIGMA METHOD AT PT X IN CIMAHI CITY. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), 9(2), 10427-10441. https://doi.org/10.31538/iijse.v9i2.9686