Riska Elinda Putri, and Misbach Munir. “ANALISA PRODUK CACAT DENGAN PENDEKATAN SIX SIGMA MINUMAN SARI APEL KEMASAN 120ml”. Jurnal Cakrawala Ilmiah 2, no. 12 (August 24, 2023): 4743–4754. Accessed July 6, 2025. https://mail.bajangjournal.com/index.php/JCI/article/view/6430.