Rifka Amalia, et al. “ANALISIS PENGENDALIAN KUALITAS REFINED BLEACHED DEODORIZED PALM KERNEL OLEIN MENGGUNAKAN METODE QUALITY LOSS FUNCTION DI PT. XYZ”. Journal of Innovation Research and Knowledge, vol. 5, no. 9, Feb. 2026, pp. 10555-68, https://bajangjournal.com/index.php/JIRK/article/view/12322.