Tri , Tri Sayektiningsih, 和 Amir Ma’ruf Amir. 《 Vegetation Characteristics of the Orangutan (Pongo pygmaeus morio) Habitat in the Riparian Forest of Menamang, East Kalimantan》. Jurnal Wasian 4, no. 1 (六月 30, 2017): 17–26. 见于 七月 16, 2026. https://pub.kehutanan.unismuh.ac.id/index.php/wasian/article/view/59.