Qodir Umrin, Abdul, and Hana Catur Wahyuni. “Analysis Quality Control of Creamer Product Packaging Using DMAIC and RCA Methods”. International Journal on Orange Technologies 7, no. 2 (May 17, 2025): 99–115. Accessed October 24, 2026. https://journals.researchparks.org/index.php/IJOT/article/view/5443.