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Setiawan, I. and Setiawan, S. 2020. Defect reduction of roof panel part in the export delivery process using the DMAIC method: a case study.
Jurnal Sistem dan Manajemen Industri. 4, 2 (Dec. 2020), 108–116. DOI:
https://doi.org/10.30656/jsmi.v4i2.2775.