Kartika P, Marwa A, Wahyuningsih T, Prastyo Y, Wiyatno TN. Lowering Customer Claim &; Ng Ratio on Jack Bracket Part Using Lean Six Sigma-DMAIC Method at PT. XYZ. etj [Internet]. 2024 Jan. 16 [cited 2024 Jul. 3];9(01):3319-2. Available from: https://everant.org/index.php/etj/article/view/1136