2. World Wildlife Fund. “Endangered and Iconic Wildlife in Cambodia”. (2016). Accessed 11 August 2016. http://cambodia.panda.org/projects_and_reports/endangered_species/ 3. WWF 2018. Hope for Critically Endangered Mekong River Dolphins as Population Increases for First Time. WWF press release April 23 2018. https://www.worldwildlife.org/press-releases/hope-for-critically-endangered-mekong-river-dolphins-as-population-increases-for-first-time Accessed 29 April 2018.
2. អង្គការ មូលនិធិ សត្វព្រៃ ពិភពលោក . “ សត្វព្រៃ ដែល ជិត ផុត ពូជ និង សត្វព្រៃ តំណាង នៅ កម្ពុជា ” ។ ចូល អាន ថ្ងៃ ទី ១១ ខែសីហា ឆ្នាំ ២០១៦ ។ http://cambodia.panda.org/projects_and_reports/endangered_species/