Azizah, Fitriani Ulpa, Siti Hamidah, and Vandrias Dewantoro. “ANALISIS PENGENDALIAN KUALITAS PRODUK TEH HITAM DI UNIT PRODUKSI PAGILARAN PT. PAGILARAN KETELENG, BLADO, BATANG, JAWA TENGAH”. Jurnal Dinamika Sosial Ekonomi 20, no. 1 (March 5, 2020): 65–80. Accessed August 15, 2025. https://jurnal.upnyk.ac.id/index.php/jdse/article/view/3251.