Baldah, Nasrun. “ANALISIS TINGKAT KECACATAN DENGAN METODE SIX SIGMA PADA LINE TGSW: (ANALYSIS OF DEFECT LEVELS WITH SIX SIGMA METHOD IN LINE TGSW)”. EKOMABIS: Jurnal Ekonomi Manajemen Bisnis 1, no. 01 (January 21, 2020): 27 - 44. Accessed May 28, 2026. https://journal.lppmpelitabangsa.id/index.php/ekomabis/article/view/4.