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Heiss, Michael (2011). "The first breeding record of the Red-footed Falcon, Falco vespertinus (Linnaeus, 1766), in Azerbaijan". Zoology in the Middle East. 52 (1): 113–115. doi:10.1080/09397140.2011.10638486. S2CID85016222.
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Griffiths, Carole S.; Barrowclough, George F.; Groth, Jeff G.; Mertz, Lisa (2004). "Phylogeny of the Falconidae (Aves): a comparison of the efficacy of morphological, mitochondrial, and nuclear data". Molecular Phylogenetics and Evolution. 32 (1): 101–109. Bibcode:2004MolPE..32..101G. doi:10.1016/j.ympev.2003.11.019. PMID15186800.
Fehérvári, P.; Solt, S.; Palatitz, P.; Barna, K.; Ágoston, A.; Gergely, J.; Nagy, A.; Nagy, K.; Harnos, A.; Altwegg, Res; Penteriani, Vincenzo (1 December 2012). "Allocating active conservation measures using species distribution models: a case study of red-footed falcon breeding site management in the Carpathian Basin". Animal Conservation. 15 (6): 648–657. Bibcode:2012AnCon..15..648F. doi:10.1111/j.1469-1795.2012.00559.x.
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Griffiths, Carole S.; Barrowclough, George F.; Groth, Jeff G.; Mertz, Lisa (2004). "Phylogeny of the Falconidae (Aves): a comparison of the efficacy of morphological, mitochondrial, and nuclear data". Molecular Phylogenetics and Evolution. 32 (1): 101–109. Bibcode:2004MolPE..32..101G. doi:10.1016/j.ympev.2003.11.019. PMID15186800.
Heiss, Michael (2011). "The first breeding record of the Red-footed Falcon, Falco vespertinus (Linnaeus, 1766), in Azerbaijan". Zoology in the Middle East. 52 (1): 113–115. doi:10.1080/09397140.2011.10638486. S2CID85016222.