Grau, E. T., Pereira, S. L., Silveira, L. F., Höfling, E. & Wanjtal, A. (2005): Molecular phylogenetics and biogeography of Neotropical piping guans (Aves: Galliformes): Pipile Bonaparte, 1856 is synonym of Aburria Reichenbach, 1853. Molecular Phylogenetics and Evolution35: 637-645. COI:doi:10.1016/j.ympev.2004.12.004PDF fulltext
Grau, E. T., Pereira, S. L., Silveira, L. F., Höfling, E. & Wanjtal, A. (2005): Molecular phylogenetics and biogeography of Neotropical piping guans (Aves: Galliformes): Pipile Bonaparte, 1856 is synonym of Aburria Reichenbach, 1853. Molecular Phylogenetics and Evolution35: 637-645. COI:doi:10.1016/j.ympev.2004.12.004PDF fulltext