- ↑ Deraniyagala, P.E.P. (1960) The taxonomy of the cobras of south-eastern Asia. , Spolia Zeylanica 29:41-63
- ↑ Boulenger, G.A. (1896) Catalogue of the snakes in the British Museum, Vol. 3., London (Taylor & Francis), xiv + 727 pp.
- ↑ Cope, E.D. (1859) Catalogue of the venomous serpents in the Museum of the Academy of Natural Sciences of Philadelphia, with notes on the families, genera and species., Proc. Acad. Nat. Sci. Philadelphia 1859: 332-347
- ↑ Cantor,T. (1842) General features of Chusan, with remarks on the flora and fauna of that island [part 3]., Ann. Mag. Nat. Hist. (1) 9: 481-493
- ↑ 5.0 5.1 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