Widodo, Hernowo, et al. “Application of Tofuwaste Bioactivation in Making Organic Liquid Fertilizer from Market Waste and Dry Leaves”. Agroindustrial Technology Journal, vol. 5, no. 2, Nov. 2021, pp. 38-50, https://atj.journal.unida.gontor.ac.id/index.php/atj/article/view/127.