Suhardjono, Suhardjono. “KEANEKARAGAMAN TUMBUHAN MANGROVE CAGAR ALAM PULAU SEMPU, JAWA TIMUR”. BERKALA PENELITIAN HAYATI JOURNAL OF BIOLOGICAL RESEARCHES 18, no. 1 (October 17, 2013): 9-17. Accessed April 13, 2024. https://ojs.berkalahayati.org/index.php/jurnal/article/view/149.