Kimball, R. T.; Braun, E. L.; Zwartjes, P. W.; Crowe, T. M.; Ligon, J. D. (1999). «Molecular phylogenetics and evolution: A molecular phylogeny of the pheasants and partridges». Molecular Phylogenetics and Evolution. 11 (1): 38–54. PMID10082609. doi:10.1006/mpev.1998.0562
Kimball, R. T.; Braun, E. L.; Zwartjes, P. W.; Crowe, T. M.; Ligon, J. D. (1999). «Molecular phylogenetics and evolution: A molecular phylogeny of the pheasants and partridges». Molecular Phylogenetics and Evolution. 11 (1): 38–54. PMID10082609. doi:10.1006/mpev.1998.0562