ANALISIS PENGENDALIAN KUALITAS DENGAN PENDEKATAN SIX SIGMA DAN SEVEN TOOLS: (Studi Kasus : PI Sumber Bahagia). Jurnal Tekno, [S. l.], v. 13, n. 2, p. 1–12, 2019. Disponível em: https://journal.binadarma.ac.id/index.php/jurnaltekno/article/view/86. Acesso em: 2 jul. 2025.