Jabriel, Karsten Maynard, Muhamad Jamaludin, and Fidelis Nofertinus Zai. “Pongo Abelii Population Model With Changes in Carrying Capacity”. Communication in Biomathematical Sciences 6, no. 1 (July 10, 2023): 24-35. Accessed January 6, 2026. https://journals.itb.ac.id/index.php/cbms/article/view/18484.