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