“Absence of anti‑Staphylococcus aureus (MRSA) activity of secondary metabolite actinomycetes associated sponges from Pulau Panjang, Indonesia”, Journal of Pharmaceutical Negative Results, vol. 6, no. 1, pp. 33–36, Jan. 2015, Accessed: May 14, 2026. [Online]. Available: https://mail.pnrjournal.com/index.php/home/article/view/88