Rakay Edhiargo Toyosito, Mochamad Eko Nugroho and Refo Aditya (2026) “Implementation of the DMAIC (Define, Measure, Analyze, Improve, Control), FTA (Fault Tree Analysis), and Poka-Yoke (Error-Proofing) Methods to Reduce Codification Defects in Gift Box Packaging at PT ASD”, Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID), 5(09), pp. 2348–2363. Available at: https://ejournal.seaninstitute.or.id/index.php/esaprom/article/view/8908 (Accessed: 5 October 2026).