Deni Fazri, Budiharjo, and Yoka Mustopa. “Analisis Kualitas Produk HPL Dengan Metode Six Sigma Dan FMEA Pada Mesin Treating 5 Di PT. XYZ”. JPNM Jurnal Pustaka Nusantara Multidisiplin 4, no. 4 (September 10, 2026). Accessed October 18, 2026. https://journalpustaka.com/index.php/jpnm/article/view/1599.