Lerner, H.R.L.; Mindell, D.P. Phylogeny of eagles, Old World vultures, and other Accipitridae based on nuclear and mitochondrial DNA. Molecular Phylogenetics and Evolution. 2005, 37 (2): 327–46. PMID 15925523. doi:10.1016/j.ympev.2005.04.010.
Nijman, V. The endemic Bawean Serpent-eagle Spilornis baweanus: habitat use, abundance and conservation. Bird Conservation International. 2006, 16 (2): 131–143. doi:10.1017/S0959270906000219.
Gokula, V. Breeding ecology of the crested serpent eagle Spilornis cheela (Latham, 1790) (Aves: Accipitriformes: Accipitridae) in Kolli Hills, Tamil Nadu, India. Taprobanica. 2012, 4 (2): 77–82. doi:10.4038/tapro.v4i2.5059.
Schmidt, G.D.; Kuntz, R.E. Nematode Parasites of Oceanica. XI. Madelinema angelae gen. et sp. n., and Inglisonema mawsonae sp. n. (Heterakoidea: Inglisonematidae) from birds. Journal of Parasitology. 1971, 57 (3): 479–484. JSTOR 3277897. PMID 5104559. doi:10.2307/3277897.
Yoshino, T.; Shingake, T.; Onuma, M.; Kinjo, T.; Yanai, T.; Fukushi, H.; Kuwana, T.; Asakawa, M. Parasitic helminths and arthropods of the Crested Serpent Eagle Spilornis cheela perplexus Swann, 1922 from the Yaeyama. Journal of the Yamashina Institute for Ornithology. 2010, 41 (1): 55–61. doi:10.3312/jyio.41.55.
Price, R.D.; Beer, J.R. The Genus Kurodaia (Mallophaga: Menoponidae) from the Falconiformes, with Elevation of the Subgenus Falcomenopon to Generic Rank. Annals of the Entomological Society of America. 1963, 56 (3): 379–385. doi:10.1093/aesa/56.3.379.
Schmidt, G.D.; Kuntz, R.E. Nematode Parasites of Oceanica. XI. Madelinema angelae gen. et sp. n., and Inglisonema mawsonae sp. n. (Heterakoidea: Inglisonematidae) from birds. Journal of Parasitology. 1971, 57 (3): 479–484. JSTOR 3277897. PMID 5104559. doi:10.2307/3277897.
nih.gov
ncbi.nlm.nih.gov
Lerner, H.R.L.; Mindell, D.P. Phylogeny of eagles, Old World vultures, and other Accipitridae based on nuclear and mitochondrial DNA. Molecular Phylogenetics and Evolution. 2005, 37 (2): 327–46. PMID 15925523. doi:10.1016/j.ympev.2005.04.010.
Schmidt, G.D.; Kuntz, R.E. Nematode Parasites of Oceanica. XI. Madelinema angelae gen. et sp. n., and Inglisonema mawsonae sp. n. (Heterakoidea: Inglisonematidae) from birds. Journal of Parasitology. 1971, 57 (3): 479–484. JSTOR 3277897. PMID 5104559. doi:10.2307/3277897.