↑Smith, M.A. (1943) The Fauna of British India, Ceylon and Burma, Including the Whole of the Indo-Chinese Sub-Region. Reptilia and Amphibia. 3 (Serpentes)., Taylor and Francis, London. 583 pp.
↑ 4.04.1Boulenger, George A. (1890) The Fauna of British India, Including Ceylon and Burma. Reptilia and Batrachia., Taylor & Francis, London, xviii, 541 pp.
↑ 5.05.1Bisby 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)