Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood (2015) The eBird/Clements checklist of birds of the world: Version 2015 http://www.birds.cornell.edu/clementschecklist/download, läst 2016-02-11
doi.org
dx.doi.org
Den Tex, Robert-Jan; Leonard, Jennifer A (2013). ”A molecular phylogeny of Asian barbets: Speciation and extinction in the tropics”. Molecular Phylogenetics and Evolution 68 (1): sid. 1–13. doi:10.1016/j.ympev.2013.03.004. PMID 23511217.
Short, L.L. & Horne, J.F.M. (2018). Green-eared Barbet (Psilopogon faiostrictus). I: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (red.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (hämtad från https://www.hbw.com/node/56036 15 november 2018).
Den Tex, Robert-Jan; Leonard, Jennifer A (2013). ”A molecular phylogeny of Asian barbets: Speciation and extinction in the tropics”. Molecular Phylogenetics and Evolution 68 (1): sid. 1–13. doi:10.1016/j.ympev.2013.03.004. PMID 23511217.