Del-Rio, G., Silveira, L. F., Cavarzere, V., & Rêgo, M. A. (2013). A taxonomic review of the Golden-green Woodpecker, Piculus chrysochloros (Aves: Picidae) reveals the existence of six valid taxa. Zootaxa, 3626(4), 531–542. https://doi.org/10.11646/zootaxa.3626.4.7