- ↑ Utiger, Urs, Notker Helfenberger, Beat Schätti, Catherine Schmidt, Markus Ruf and Vincent Ziswiler (2002) Molecular systematics and phylogeny of Old World and New World ratsnakes, Elaphe Auct., and related genera (Reptilia, Squamata, Colubridae)., Russ. J. Herpetol. 9 (2): 105-124.
- ↑ Wallach, V. (1997) A monograph of the colubrid snakes of the genus Elaphe Fitzinger (book review)., Herpetological Review 28 (2):110
- ↑ Shaw, G.E.; Shebbeare, E.O. & Barker, P.E. (1939) The snakes of northern Bengal and Sikkim, Part 4. The colubrine snakes., J. Darjeeling Nat. Hist. Soc. 13: 114-123
- ↑ Boulenger, George A. (1894) Catalogue of the Snakes in the British Museum (Natural History). Volume II., Containing the Conclusion of the Colubridæ Aglyphæ., British Mus. (Nat. Hist.), London, xi, 382 pp.
- ↑ Günther, A. (1864) The Reptiles of British India., London (Taylor & Francis), xxvii + 452 pp.
- ↑ 6.0 6.1 Günther,A. (1860) Contributions to a knowledge of the reptiles of the Himalaya mountains. - I. Descriptions of the new species. II. List of Himalayan reptiles, with remarks on their horizontal distribution., Proc. Zool. Soc. London 1860: 148-175
- ↑ 7.0 7.1 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