PRELIMINARY STUDY: FEEDING ECOLOGY AND DAILY ACTIVITY OF THREE COLORED LANGUR (Presbytis chrysomelas ssp cruciger Thomas, 1892) IN DANAU SENTARUM NATIONAL PARK. BIOTROPIA [Internet]. 2023 Aug. 1 [cited 2026 Sep. 16];30(2):206-19. Available from: https://journal.biotrop.org/index.php/biotropia/article/view/1850