Sitanggang, Azis Boing, et al. “Antioxidant Activity of a Mixture of Water-Soluble Tempeh Extract With Whey Powder That Has Undergone a Maillard Reaction: Antioxidant Activity of a Mixture of Water-Soluble Tempeh Extract With Whey Powder”. Future of Food: Journal on Food, Agriculture and Society, vol. 9, no. 5, Dec. 2021, https://thefutureoffoodjournal.com/manuscript/index.php/FOFJ/article/view/410.