Stipala, J., N. Lutzmann, P. K. Malonza, P. Wilkinson, B. Godley, J. Nyamache, and M. R. Evans. “A New Species of Chameleon (Squamata: Chamaeleonidae) from the Aberdare Mountains in the Central Highlands of Kenya”. Zootaxa, vol. 3391, no. 1, July 2012, pp. 1–22, doi:10.11646/zootaxa.3391.1.1.