Indriyani, Suparman, and Wiranti Sri Rahayu. “Synthesis of Gold Nanoparticles Using Pegagan Leaf Extract As Reductor and Tyrosinase Enzyme Inhibitor Activity Test”. Proceedings Series on Health & Medical Sciences 9 (April 23, 2026): 160–166. Accessed July 6, 2026. http://conferenceproceedings.ump.ac.id/pshms/article/view/2215.