Niningsih, L. (2017) “Characteristic of Orangutan Habitat in Coal Mining Rehabilition Area in East Kalimantan, Indonesia”, Jurnal Manajemen Hutan Tropika, 23(1), pp. 37–49. Available at: https://journal.ipb.ac.id/jmht/article/view/16709 (Accessed: 26 August 2026).