Coba jelasin Rujukan dari Unggas dalam bahasa melayu dong

Benson, D. (1999): Presbyornis isoni and other late Paleocene birds from North Dakota. Smithsonian Contributions to Paleobiology 69: 253–266.

Chubb, A. (2004): New nuclear evidence for the oldest divergence among neognath birds: the phylogenetic utility of ZENK(i). Molecular Phylogenetics and Evolution 30: 140-151

Feduccia, A. (1999): The Origin and Evolution of Birds, Second Edition. Yale University Press, New Haven.

Kriegs, Jan Ole; Matzke, Andreas; Churakov, Gennady; Kuritzin, Andrej; Mayr, Gerald; Brosius, Jürgen & Schmitz, Jürgen (2007): Waves of genomic hitchhikers shed light on the evolution of gamebirds (Aves: Galliformes). BMC Evolutionary Biology 7: 190 (Teks penuh).

Kulikova, Irina V.; Drovetski, S.V.; Gibson, D.D.; Harrigan, R.J.; Rohwer, S.; Sorenson, Michael D.; Winker, K.; Zhuravlev, Yury N. & McCracken, Kevin G. (2005): Phylogeography of the Mallard (Anas platyrhynchos): Hybridization, dispersal, and lineage sorting contribute to complex geographic structure. Auk 122 (3): 949–965. [English with Russian abstract] DOI: 10.1642/0004-8038(2005)122[0949:POTMAP]2.0.CO;2 teks penuh PDF. Erratum: Auk 122 (4): 1309. DOI: 10.1642/0004-8038(2005)122[0949:POTMAP]2.0.CO;2

Sibley, C.G.; Ahlquist, J.E. & Monroe, B.L. (1988): A classification of the living birds of the world based on DNA-DNA hybridization studies. Auk 105: 409–423.