Economic Value of Coral Reef Ecosystem in Balikukup Island Batu Putih Sub-District Berau District. Jurnal Pembangunan Perikanan dan Agribisnis, [S. l.], v. 2, n. 2, p. 23–30, 2015. DOI: 10.30872/jppa.v2i2.171. Disponível em: https://jppa.fpik.unmul.ac.id/index.php/ojs/article/view/171. Acesso em: 9 sep. 2025.