Kalalinggi, Septaria Yolan. “Phytochemical Screening N-Hexane Extract of Sponge Xestospongia Testudinaria from Spermonde Archipelago”. Journal of Biotropical Research and Nature Technology 1, no. 2 (April 30, 2023): 86–91. Accessed June 30, 2026. https://journal.pandawainstitute.com/index.php/jbrnt/article/view/395.