Simatupang, C. ., V. K. . Jindal, and R. . Jindal. “Biosynthesis of Silver Nanoparticles Using Orange Peel Extract for Application in Catalytic Degradation of Methylene Blue Dye: 10.32526/Ennrj/19/202100088”. Environment and Natural Resources Journal, vol. 19, no. 6, Sept. 2021, pp. 468-80, https://ph02.tci-thaijo.org/index.php/ennrj/article/view/244972.