Tri , Tri Sayektiningsih, 和 Amir Ma’ruf Amir. 2017. 《 Vegetation Characteristics of the Orangutan (Pongo pygmaeus morio) Habitat in the Riparian Forest of Menamang, East Kalimantan》. Jurnal Wasian 4 (1): 17-26. https://doi.org/10.62142/stm6ps29.