Sahirman, Sahirman. “Organoleptic and Proximate Analysis of Natto (Yellow Soy Fermented Food by The Bacterium Bacillus Subtilis Natto)”. JURNAL AGROINDUSTRI HALAL 7, no. 1 (April 28, 2021): 063–070. Accessed June 8, 2026. http://103.127.96.46/index.php/Agrohalal/article/view/063%20-%20070.