S.H. Seno, Djarot, Dewi P.D.B. Sembiring, Popi A. Kurniatin, and Waras Nurcholis. 2022. “Total Phenolic, Total Flavonoid Contents, and Radical Acavenging Activity of Different Concentrations of Ethanol Extract of Pyrrosia Piloselloides (L) M. G. Price: doi.org 10.26538 Tjnpr V6i4.5”. Tropical Journal of Natural Product Research (TJNPR) 6 (4):484-87. https://tjnpr.org/index.php/home/article/view/79.