syukur, maritius herpin. “The Effect of Fermentation Soybean and Cassava Waste by Rhizopus Sp in Merino Sheep Concentrate to Feed Convertion and Income Over Feed Cost”. Jurnal Sains Peternakan 3, no. 2 (December 15, 2015). Accessed November 25, 2024. http://ejournal.unikama.ac.id/index.php/jsp/article/view/1540.