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Murphy, W. J.; Eizirik, E.; Johnson, W. E.; Zhang, Y. P.; Ryder, O. A.; O'Brien, S. J. (2001a). „Molecular phylogenetics and the origins of placental mammals”. Nature. 409 (6820): 614—618. PMID11214319. S2CID4373847. doi:10.1038/35054550.
Waddell, P. J.; Cao, Y.; Hauf, J.; Hasegawa, M. (1999c). „Using novel phylogenetic methods to evaluate mammalian mtDNA, including AA invariant sites-LogDet plus site stripping, to detect internal conflicts in the data, with special reference to the position of hedgehog, armadillo, and elephant”. Systematic Biology. 48 (1): 31—53. PMID12078643. doi:10.1080/106351599260427.
Waddell, P.J.; Cao, Y.; Hasegawa, M.; Mindell, D.P. (1999a). „Assessing the Cretaceous superordinal divergence times within birds and placental mammals using whole mitochondrial protein sequences and an extended statistical framework”. Systematic Biology. 48 (1): 119—137. PMID12078636. doi:10.1080/106351599260481.
Madsen, O.; Scally, M.; Douady, C.J.; Kao, D.J.; DeBry, R.W.; Adkins, R.; Amrine, H.M.; Stanhope, M.J.; de Jong, W.W.; Springer, M.S. (2001). „Parallel adaptive radiations in two major clades of placental mammals”. Nature. 409 (6820): 610—614. PMID11214318. S2CID4398233. doi:10.1038/35054544.
Murphy, W. J.; Eizirik, E.; Johnson, W. E.; Zhang, Y. P.; Ryder, O. A.; O'Brien, S. J. (2001a). „Molecular phylogenetics and the origins of placental mammals”. Nature. 409 (6820): 614—618. PMID11214319. S2CID4373847. doi:10.1038/35054550.
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Waddell, P. J.; Cao, Y.; Hauf, J.; Hasegawa, M. (1999c). „Using novel phylogenetic methods to evaluate mammalian mtDNA, including AA invariant sites-LogDet plus site stripping, to detect internal conflicts in the data, with special reference to the position of hedgehog, armadillo, and elephant”. Systematic Biology. 48 (1): 31—53. PMID12078643. doi:10.1080/106351599260427.
Madsen, O.; Scally, M.; Douady, C.J.; Kao, D.J.; DeBry, R.W.; Adkins, R.; Amrine, H.M.; Stanhope, M.J.; de Jong, W.W.; Springer, M.S. (2001). „Parallel adaptive radiations in two major clades of placental mammals”. Nature. 409 (6820): 610—614. PMID11214318. S2CID4398233. doi:10.1038/35054544.
Murphy, W. J.; Eizirik, E.; Johnson, W. E.; Zhang, Y. P.; Ryder, O. A.; O'Brien, S. J. (2001a). „Molecular phylogenetics and the origins of placental mammals”. Nature. 409 (6820): 614—618. PMID11214319. S2CID4373847. doi:10.1038/35054550.