Barker, F.K.; Burns, K.J.; Klicka, J.; Lanyon, S.M.; Lovette, I.J. (2013). Going to extremes: contrasting rates of diversification in a recent radiation of New World passerine birds. Systematic Biology. 62 (2): 298—320. doi:10.1093/sysbio/sys094. PMID23229025.
Burns, K.J.; Shultz, A.J.; Title, P.O.; Mason, N.A.; Barker, F.K.; Klicka, J.; Lanyon, S.M.; Lovette, I.J. (2014). Phylogenetics and diversification of tanagers (Passeriformes: Thraupidae), the largest radiation of Neotropical songbirds. Molecular Phylogenetics and Evolution. 75: 41—77. doi:10.1016/j.ympev.2014.02.006. PMID24583021.
Barker, F.K.; Burns, K.J.; Klicka, J.; Lanyon, S.M.; Lovette, I.J. (2013). Going to extremes: contrasting rates of diversification in a recent radiation of New World passerine birds. Systematic Biology. 62 (2): 298—320. doi:10.1093/sysbio/sys094. PMID23229025.
Burns, K.J.; Shultz, A.J.; Title, P.O.; Mason, N.A.; Barker, F.K.; Klicka, J.; Lanyon, S.M.; Lovette, I.J. (2014). Phylogenetics and diversification of tanagers (Passeriformes: Thraupidae), the largest radiation of Neotropical songbirds. Molecular Phylogenetics and Evolution. 75: 41—77. doi:10.1016/j.ympev.2014.02.006. PMID24583021.