ZAHRA, N. L.; WINARNO, G. D. Studi Populasi Siamang (Simphalangus syndactylus) DI Hutan Lindung Register 25 Pematang Tanggang Kabupaten Tanggamus. Jurnal Sylva Lestari, [S. l.], v. 5, n. 3, p. 66–76, 2017. DOI: 10.23960/jsl3566-76. Disponível em: https://sylvalestari.fp.unila.ac.id/index.php/JHT/article/view/262. Acesso em: 7 may. 2024.