1. Mostly Harmless Econometrics
2. Assam , F.D. 2015 Rhino Poaching in Kaziranga National Park http://kaziranga.assam.gov.in/wp/rhino-poaching-summary/
3. Baura , M. Talukdar , B.K. 2008 Status and rhino poaching in Assam and trade on rhino horn Report on the regional meeting for India and Nepal http://www.rhinoresourcecenter.com/index.php?act=refs&CODE=ref_detail&id=1206205029
4. CITES 2017 Convention on International Trade in Endangered Species https://www.cites.org/
5. Issues and concerns in developing regulated markets for endangered species products: the case of rhinoceros horns;Collins;Cambridge Journal of Economics,2015