Nurdin, Muhammad Ardiansyah, et al. “Nutrition Value, Feed Efficiency and Species of Seagrass As a Feed of Wild Dugong (Dugong Dugon) in Lingayan Island, Tolitoli, Central Sulawesi”. Jurnal Riset Veteriner Indonesia (Journal of The Indonesian Veterinary Research), vol. 3, no. 1, Jan. 2019, https://journal.unhas.ac.id/index.php/jrvi/article/view/5149.