- ↑ Sharma, R. C. (2004) Handbook Indian Snakes., AKHIL BOOKS, New Delhi, 292 pp.
- ↑ Günther,A. (1859) On the geographical distribution of reptiles., Ann. Mag. Nat. Hist. (3) 3: 221-237
- ↑ 3.0 3.1 3.2 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ TIGR Reptile Database . Uetz P. , 2 Oktubre 2007
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