Marĉa cirkuo: Malsamoj inter versioj

126 bitokojn aldonis ,  antaŭ 6 jaroj
e
fixing dead links
(oiseaŭ → oiseaux)
e (fixing dead links)
* Banks, Richard C.; Cicero, Carla; Dunn, Jon L.; Kratter, Andrew W.; Pamela Rasmussen; Remsen, J.V. Jr.; Rising, James D. & Stotz, Douglas F. (2005): Forty-sixth supplement to the American Ornithologists' Union Check-list of North American Birds. ''Auk'' '''122'''(3): 1026–1031. <small>[[Digital Object Identifier|DOI]]: 10.1642/0004-8038(2005)122[1026:FSTTAO]2.0.CO;2</small> [http://www.aou.org/checklist/suppl/AOU_checklist_suppl_46.pdf PDF fulltext]
* {{IUCN2008|assessors=BirdLife International|year=2008|id=144370|title=Circus aeruginosus|downloaded=23a Majo 2009}}
* Clarke, R.; Prakash, V.; Clark, W.S.; Ramesh, N. & Scott, D. (1998): World record count of roosting harriers ''Circus'' in Blackbuck National Park, Velavadar, Gujarat, north-west India. ''Forktail'' '''14''': 70-71. [http://web.archive.org/web/20080828044834/http://www.orientalbirdclub.org/publications/forktail/14pdfs/Clarke-Harriers.pdf PDF plena teksto]
* Merkord, Christopher L.; Rodríguez, Rafy & Faaborg, John (2006): Second and third records of Western Marsh-Harrier (''Circus aeruginosus'') for the Western Hemisphere in Puerto Rico. ''Journal of Caribbean Ornithology'' '''19'''(1): 42-44. [http://web.archive.org/web/20071009084557/http://www.chrismerkord.com/pubs/Merkord_CL_2006.pdf PDF plena teksto]
* Verma, Ashok (2002): A large roost of Eurasian Marsh Harriers ''Circus aeruginosus'' at Keoladeo National Park, Bharatpur, India. ''Forktail'' '''18''': 150-151. [http://web.archive.org/web/20081011024100/http://www.orientalbirdclub.org/publications/forktail/18pdfs/Verma-Harriers.pdf PDF plena teksto]
 
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