Fuchs, J. & Pons, J.M. (2015). A new classification of the pied woodpeckers assemblage (Dendropicini, Picidae) based on a comprehensive multi-locus phylogeny. Molecular Phylogenetics and Evolution88: 28–37. PMID25818851. DOI: 10.1016/j.ympev.2015.03.016.
Fuchs, J. & Pons, J.M. (2015). A new classification of the pied woodpeckers assemblage (Dendropicini, Picidae) based on a comprehensive multi-locus phylogeny. Molecular Phylogenetics and Evolution88: 28–37. PMID25818851. DOI: 10.1016/j.ympev.2015.03.016.