Unok, M. H., M. Antara, and C. Chirstoporus. “ANALISIS MANAJEMEN RANTAI PASOK UBI JALAR UNGU PADA UKM AULIA FOOD KECAMATAN LUWUK KABUPATEN BANGGAI”. AGROTEKBIS : JURNAL ILMU PERTANIAN (e-Journal), Vol. 10, no. 3, June 2022, pp. 219 -28, http://103.245.72.23/index.php/agrotekbis/article/view/1345.