Groombridge, Jim J.; Jones, Carl; Bayes, Michelle K.; van Zyl, Anthony J.; Carrillo, José; Nichols, Richard A.; Bruford, Michael W. (2002). "A molecular phylogeny of African kestrels with reference to divergence across the Indian Ocean". Molecular Phylogenetics and Evolution. 25 (2): 267–277. Bibcode:2002MolPE..25..267G. doi:10.1016/S1055-7903(02)00254-3. PMID12414309.
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Groombridge, Jim J.; Jones, Carl; Bayes, Michelle K.; van Zyl, Anthony J.; Carrillo, José; Nichols, Richard A.; Bruford, Michael W. (2002). "A molecular phylogeny of African kestrels with reference to divergence across the Indian Ocean". Molecular Phylogenetics and Evolution. 25 (2): 267–277. Bibcode:2002MolPE..25..267G. doi:10.1016/S1055-7903(02)00254-3. PMID12414309.
Groombridge, Jim J.; Jones, Carl; Bayes, Michelle K.; van Zyl, Anthony J.; Carrillo, José; Nichols, Richard A.; Bruford, Michael W. (2002). "A molecular phylogeny of African kestrels with reference to divergence across the Indian Ocean". Molecular Phylogenetics and Evolution. 25 (2): 267–277. Bibcode:2002MolPE..25..267G. doi:10.1016/S1055-7903(02)00254-3. PMID12414309.