Prasetyo, Didik, Yokyok Hadiprakarsa, Wanda Kuswanda, and Jito Sugardjito. 2021. “Population Status of Tapanuli Orangutan (Pongo Tapanuliensis) Within the Renewable Energy Development and Its Management Implications”. Forest and Society 5 (2):478-93. https://doi.org/10.24259/fs.v5i2.13529.