Blackburn D. G. (1993) Standardized criteria for the recognition of reproductive modes in Squamate Reptiles. Herpetologica, 49(1), 118-132
Boulenger G. A. (1896) Catalogue of the snakes in the British Museum (Natural History). Vol. 3, London: Taylor and Francis.
Das I., Dattagupta B., Gayen N. C. (1998) History and catalogue of reptile types in the collection of the Zoological Survey of India. J. South Asian nat. Hist. Vol. 3, no. 2, pp. 121-172
Günther A. (1864) The reptiles of British India. London: Published for the Ray Society by Robert Hardwicke
Smith M. A. (1943) The fauna of British India, Ceylon and Burma including the whole of The Indo-Chinese Sub-region, Reptilia and Amphibia. Vol 3 Serpentes. Taylor & Francis, London.
Whitaker R., Captain A. (2004) Snakes of India, The Field Guide. Draco Books