Tarmedi, Asep Robiyana, Tarman, and Hendi Iskandar. 2026. “Proposed Quality Control Using the Six Sigma (DMAIC) Method to Reduce Defects in Partially Oriented Yarn Products at PT XYZ”. INFLUENCE: INTERNATIONAL JOURNAL OF SCIENCE REVIEW 8 (3):240-58. https://doi.org/10.54783/influencejournal.v8i3.374.