1. R Core Team, R: a language and environment for statistical computing, R foundation for statistical computing, version 1.2.5033, 2019, https://www.R-project.org
2. CITES, CoP17 Doc annex 1, 2019, https://cites.org/sites/default/files/eng/cop/17/WorkingDocs/E-CoP17-73.pdf
3. Species360, Species360 open data portal, 2020, https://conservation.species360.org/open-data/
4. CITES, A guide to the application of CITES source codes, 2017, https://cites.org/sites/default/files/eng/prog/captive_breeding/E-Souce%20codes%20booklet%20-%20April%2017.pdf
5. PHKA, Kuota pengambilan tumbuhan alam dan penangkapan satwa liar untuk tahun, Keputusan Direktur Jenderal Perlindungan Hutan Dan Konservasi Alam, 2020.