https://dms.fk.ui.ac.id/mikro/produk/sthai/
Trizudha, Rony, Sri Rahayuningsih, and Ana Komari. “Studi Kualitas Puding Melalui Pendekatan Six Sigma Studi Kasus Di Pt. Keong Nusantara Abadi”. JURMATIS (Jurnal Manajemen Teknologi dan Teknik Industri) 1, no. 1 (January 21, 2019): 44–53. Accessed April 29, 2024. https://ojs.unik-kediri.ac.id/index.php/jurmatis/article/view/1009.