V. . Anastasia, T. MARTINA, I. . Purnama, and A. KUSUMADEWI, “Efforts to Reduce Single Needle Sewing Machine Downtime Using the Define, Measure, Analyze, Improve and Control (DMAIC) Method on Line Hangers 1-6 at PT Dekatama Centra”, SAINTEKS, vol. 8, no. 01, pp. 182–197, Mar. 2026.