隱䴉 (Chinese Wikipedia)

BirdLife International. Poison blamed for Ibis' deaths. News 27-10-2008. [2008-11-14]. （原始内容存档于2012-10-11）.
Bald Ibis adults tracked to wintering ground. News 26-10-2006. BirdLife International. [2008-11-14]. （原始内容存档于2013-10-14）.

birdtheme.org

Scharning, Kjell. Stamps showing 24008000 Waldrapp Geronticus eremita. Theme Birds on Stamps. [2008-12-29]. （原始内容存档于2021-04-24）.

cites.org

Convention on International Trade in Endangered Species of Wild Fauna and Flora. Appendices I, II and III valid from 1 July 2008. Official documents. [2008-12-03]. （原始内容存档于2007-02-03）.
Convention on International Trade in Endangered Species of Wild Fauna and Flora. Convention on International Trade in Endangered Species of Wild Fauna and Flora. Official documents. [2008-12-03]. （原始内容存档于2011-07-17）.

danadeclaration.org

Serra, G.; Abdallah M.; Abdallah A.; Al Qaim G.; Fayed T.; Assaed A.; Williamson D. Discovery of a relict breeding colony of Northern Bald Ibis Geronticus eremita in Syria (PDF). Oryx. 2003, 38 (1): 1–7 [2009-04-03]. doi:10.1017/S003060530400016X. （原始内容 (PDF)存档于2009-02-05）.

doi.org

Serra, G.; Abdallah M.; Abdallah A.; Al Qaim G.; Fayed T.; Assaed A.; Williamson D. Discovery of a relict breeding colony of Northern Bald Ibis Geronticus eremita in Syria (PDF). Oryx. 2003, 38 (1): 1–7 [2009-04-03]. doi:10.1017/S003060530400016X. （原始内容 (PDF)存档于2009-02-05）.
Pegoraro, Karin; Föger, Manfred; Parson, Walther. First evidence of mtDNA sequence differences between Northern Bald Ibises (Geronticus eremita) of Moroccan and Turkish origin. Journal of Ornithology. October 2001, 142 (4): 425–28. doi:10.1007/BF01651340.
Mourer-Chauviré, Cécile; Philippe, Michel; Guillard, Stéphane; Meyssonnier, Marcel. Presence of the Northern Bald Ibis Geronticus eremita (L.) during the Holocene in the Ardèche valley, southern France. Ibis. July 2006, 148 (4): 820–23. doi:10.1111/j.1474-919X.2006.00563.x.
Marco, Antonio Sanchez. The presence of the Waldrapp Geronticus eremita (Plataleidae) in the Plio-Pleistocene boundary in Spain (PDF). Ibis. July 1996, 138 (3): 560–61 [2009-04-03]. doi:10.1111/j.1474-919X.1996.tb08081.x. （原始内容存档 (PDF)于2009-02-05）.
Babbitt, Gregory A.; Frederick, Peter C. Selection for sexual bill dimorphism in ibises: an evaluation of hypotheses. Waterbirds. 2007, 30 (2): 199–206. doi:10.1675/1524-4695(2007)30[199:SFSBDI]2.0.CO;2.
Schulz, Holger; Schulz, Maria. New records of the Bald Ibis (Geronticus eremita) from Saudi Arabia. Journal of Ornithology. April 1992, 133 (2): 165–172. doi:10.1007/BF01639909.
Safriel, U. N. Notes on the extinct population of the northern bald ibis Geronticus eremita in the Syrian desert. Ibis. 1980, 122: 82–88. doi:10.1111/j.1474-919X.1980.tb00874.x.
Bowden, Christopher G. R.; Smith, Ken W.; El Bekkay, Mohammed; Oubrou, Widade; Aghnaj, Ali; Jimenez-Armesto, Maria. Contribution of research to conservation action for the Northern Bald Ibis Geronticus eremita in Morocco. Bird Conservation International. 2008, 18: S74–S90. doi:10.1017/S0959270908000403.
Greenwood, A. G.; Marshall, Jacqueline; Tinsley, E. G. F. Vegetative endocarditis in a Waldrapp ibis (PDF). Avian Pathology. 1996, 25 (2): 387–391 [2009-04-03]. doi:10.1080/03079459608419149. （原始内容存档 (PDF)于2009-03-26）.

elpais.com

（西班牙文）Una pareja de Ibis Eremita se reproduce en Cádiz por primera vez en libertad. ELPAÍS.com (El Pais). 5 June 2008 [2008-11-24]. （原始内容存档于2011-05-20）.

fao.org

From indifference to awareness: encountering biodiversity in the semi - arid rangelands of the Syrian Arab Republic. Food and Agriculture Organisation of the United Nations. [2008-12-16]. （原始内容存档于2019-02-15）.

haltakov.com

Boev, Zlatozar. Additional material of Geronticus balcanicus Boev, 1998, and precision of the age of the type locality (PDF). Acta Zoologica Bulgarica. 2000, 52 (2): 53–58 [2008-12-29]. （原始内容 (PDF)存档于2009-02-05）.

informaworld.com

pdfserve.informaworld.com

Greenwood, A. G.; Marshall, Jacqueline; Tinsley, E. G. F. Vegetative endocarditis in a Waldrapp ibis (PDF). Avian Pathology. 1996, 25 (2): 387–391 [2009-04-03]. doi:10.1080/03079459608419149. （原始内容存档 (PDF)于2009-03-26）.

iucnredlist.org

apiv3.iucnredlist.org

BirdLife International. Geronticus eremita. The IUCN Red List of Threatened Species 2008. [2008-12-05].

jstor.org

links.jstor.org

Hall, J. J. Ancient knowledge of the birds now known at Lake Stymphalus. The Journal of Hellenic Studies. 1982, 102: 235–236 [2008-12-29].

jwildlifedis.org

Dutton, Christopher J.; Allchurch, Anthony F.; Cooper, John E. Comparison of hematologic and biochemical reference ranges between captive populations of northern bald ibises (Geronticus eremita) (PDF). Journal of Wildlife Diseases. 2002, 38 (3): 583–588. （原始内容 (PDF)存档于2009-02-05）.

milliparklar.gov.tr

（土耳其文）Turkish Ministry of Environment and Forestry Directorate of Natural Preservation and National Parks. Çevre Ve Orman Bakanliği. The Birecik Bald Ibis Breeding and Repopulation Program. [2008-11-13]. （原始内容存档于2008-06-22）.

rspb.org.uk

Northern bald ibis. International research. Royal Society for the Protection of Birds. [2008-11-16]. （原始内容存档于2020-10-04）.
Northern bald ibis in Syria. Satellite tracking. Royal Society for the Protection of Birds. [2008-11-14]. （原始内容存档于2008-09-15）.

sisav.org.tr

Topak, Muzaffer. Game and Wildlife in Turkey (PDF). Republic of Turkey Ministry of Forestry General Directorate of National Parks and Game. [2009-04-06]. （原始内容 (PDF)存档于2009-03-26）.

spana-syria.org

Hulme, Diana; Tabbaa, Darem; Bright, Alastair. Beaky the Bald Ibis (PDF). Syrian Arab Republic Ministry of Education and Al Baath University Faculty of Veterinary Medicine Animal Protection Project. [2009-04-06]. （原始内容存档 (PDF)于2009-03-26）.

theoi.com

British Museum catalogue number London B163, Archive No.: 301062 Herakles & the Stymphalian birds （页面存档备份，存于互联网档案馆） Attic Black Figure Amphora ca 560-530 B.C.

unep-aewa.org

Beintema, Nienke. Saving a charismatic bird (PDF). AEWA Secretariat. [2008-12-11]. （原始内容存档 (PDF)于2012-03-01）.
United Nations Environment Programme Secretariat. Draft single species action plan for the northern bald ibis Geronticus eremita (PDF). 6th meeting of the technical committee. African-Eurasian Waterbird Agreement. [2008-11-06]. （原始内容 (PDF)存档于2008-10-29）.

unep-wcmc.org

Waldrapp (Northern Bald Ibis) - Geronticus eremita. Species sheets. United Nations Environment Programme World Conservation Monitoring Centre. [2008-12-13]. （原始内容存档于2008-07-20）.

unm.edu

elibrary.unm.edu

Ar, Amos; Rahn, Hermann; Paganelli, Charles V. The Avian Egg: Mass and Strength (PDF). Condor. November 1979, 81: 331–337 [2008-12-28]. （原始内容 (PDF)存档于2011-06-07）.

waldrapp-burghausen.de

（德文） Handaufzucht und Migration 2008. Waldrapp-Burghausen. [2008-11-26]. （原始内容存档于2010-10-14）.

waldrappteam.at

Boehm, Christiane; Bowden, Christopher G.R.; Jordan, Mike J.R.; King, Cathy (editors). Northern Bald Ibis Conservation and Reintroduction Workshop: Proceedings of the International Advisory Group for the Northern Bald Ibis (IAGNBI) meeting Vejer, Spain September 2006 (PDF). The Lodge, Sandy, Bedfordshire: Royal Society for the Protection of Birds. May 2007 [2009-04-03]. ISBN 97819056010040 请检查|isbn=值 (帮助). （原始内容存档 (PDF)于2009-02-05）.

waza.org

Kotrschal, Kurt. The Grünau Project: establishing a semi-wild colony of Waldrapp Ibis (PDF). WAZA Magazine. 2007, 5: 12–14 [2009-04-03]. （原始内容 (PDF)存档于2009-02-05）.
World Association of Zoos and Aquariums (WAZA). Waldrapp ibis (Geronticus eremita) (PDF). The WAZA Network - links ex situ with in situ conservation. [2008-12-03]. （原始内容 (PDF)存档于2009-02-05）.
Semi-wild flocks and a new migration route for the Waldrapp ibis (Geronticus eremita). Conservation projects. World Association of Zoos and Aquariums (WAZA). [2008-11-26]. （原始内容存档于2007-10-28）.
The plight of the western population of the Waldrapp ibis (Geronticus eremita). Conservation projects. WAZA. [2008-12-06]. （原始内容存档于2007-10-28）.
Müller, Hans Peter. The Re-introduction Project "Beshar el Kheir" at Ain Tijja-Mezguitem in North-east Morocco (PDF). WAZA Magazine: 24–26. [2009-04-03]. （原始内容 (PDF)存档于2009-02-05）.

web.archive.org

Serra, G.; Abdallah M.; Abdallah A.; Al Qaim G.; Fayed T.; Assaed A.; Williamson D. Discovery of a relict breeding colony of Northern Bald Ibis Geronticus eremita in Syria (PDF). Oryx. 2003, 38 (1): 1–7 [2009-04-03]. doi:10.1017/S003060530400016X. （原始内容 (PDF)存档于2009-02-05）.
Boev, Zlatozar. Additional material of Geronticus balcanicus Boev, 1998, and precision of the age of the type locality (PDF). Acta Zoologica Bulgarica. 2000, 52 (2): 53–58 [2008-12-29]. （原始内容 (PDF)存档于2009-02-05）.
Marco, Antonio Sanchez. The presence of the Waldrapp Geronticus eremita (Plataleidae) in the Plio-Pleistocene boundary in Spain (PDF). Ibis. July 1996, 138 (3): 560–61 [2009-04-03]. doi:10.1111/j.1474-919X.1996.tb08081.x. （原始内容存档 (PDF)于2009-02-05）.
Northern bald ibis. International research. Royal Society for the Protection of Birds. [2008-11-16]. （原始内容存档于2020-10-04）.
Northern bald ibis in Syria. Satellite tracking. Royal Society for the Protection of Birds. [2008-11-14]. （原始内容存档于2008-09-15）.
BirdLife International. Poison blamed for Ibis' deaths. News 27-10-2008. [2008-11-14]. （原始内容存档于2012-10-11）.
Beintema, Nienke. Saving a charismatic bird (PDF). AEWA Secretariat. [2008-12-11]. （原始内容存档 (PDF)于2012-03-01）.
（土耳其文）Turkish Ministry of Environment and Forestry Directorate of Natural Preservation and National Parks. Çevre Ve Orman Bakanliği. The Birecik Bald Ibis Breeding and Repopulation Program. [2008-11-13]. （原始内容存档于2008-06-22）.
Bald Ibis adults tracked to wintering ground. News 26-10-2006. BirdLife International. [2008-11-14]. （原始内容存档于2013-10-14）.
Topak, Muzaffer. Game and Wildlife in Turkey (PDF). Republic of Turkey Ministry of Forestry General Directorate of National Parks and Game. [2009-04-06]. （原始内容 (PDF)存档于2009-03-26）.
Ar, Amos; Rahn, Hermann; Paganelli, Charles V. The Avian Egg: Mass and Strength (PDF). Condor. November 1979, 81: 331–337 [2008-12-28]. （原始内容 (PDF)存档于2011-06-07）.
Hulme, Diana; Tabbaa, Darem; Bright, Alastair. Beaky the Bald Ibis (PDF). Syrian Arab Republic Ministry of Education and Al Baath University Faculty of Veterinary Medicine Animal Protection Project. [2009-04-06]. （原始内容存档 (PDF)于2009-03-26）.
United Nations Environment Programme Secretariat. Draft single species action plan for the northern bald ibis Geronticus eremita (PDF). 6th meeting of the technical committee. African-Eurasian Waterbird Agreement. [2008-11-06]. （原始内容 (PDF)存档于2008-10-29）.
Kotrschal, Kurt. The Grünau Project: establishing a semi-wild colony of Waldrapp Ibis (PDF). WAZA Magazine. 2007, 5: 12–14 [2009-04-03]. （原始内容 (PDF)存档于2009-02-05）.
Convention on International Trade in Endangered Species of Wild Fauna and Flora. Appendices I, II and III valid from 1 July 2008. Official documents. [2008-12-03]. （原始内容存档于2007-02-03）.
Convention on International Trade in Endangered Species of Wild Fauna and Flora. Convention on International Trade in Endangered Species of Wild Fauna and Flora. Official documents. [2008-12-03]. （原始内容存档于2011-07-17）.
Boehm, Christiane; Bowden, Christopher G.R.; Jordan, Mike J.R. (editors). Northern Bald Ibis Conservation and Reintroduction Workshop: Proceedings of the International Advisory Group for the Northern Bald Ibis (IAGNBI) meeting Alpenzoo, Innsbruck – Tirol, July 2003 (PDF). The Lodge, Sandy, Bedfordshire: Royal Society for the Protection of Birds. September 2003. ISBN 1901930440. （原始内容 (PDF)存档于2009-02-05）.
Boehm, Christiane; Bowden, Christopher G.R.; Jordan, Mike J.R.; King, Cathy (editors). Northern Bald Ibis Conservation and Reintroduction Workshop: Proceedings of the International Advisory Group for the Northern Bald Ibis (IAGNBI) meeting Vejer, Spain September 2006 (PDF). The Lodge, Sandy, Bedfordshire: Royal Society for the Protection of Birds. May 2007 [2009-04-03]. ISBN 97819056010040 请检查|isbn=值 (帮助). （原始内容存档 (PDF)于2009-02-05）.
World Association of Zoos and Aquariums (WAZA). Waldrapp ibis (Geronticus eremita) (PDF). The WAZA Network - links ex situ with in situ conservation. [2008-12-03]. （原始内容 (PDF)存档于2009-02-05）.
Semi-wild flocks and a new migration route for the Waldrapp ibis (Geronticus eremita). Conservation projects. World Association of Zoos and Aquariums (WAZA). [2008-11-26]. （原始内容存档于2007-10-28）.
Quevedo, Miguel A. Skin problems in Northern Bald Ibis. Christiane, Boehm; Bowden, Christopher G.R.; Jordan, Mike J.R. (编). Northern Bald Ibis Conservation and Reintroduction Workshop: Proceedings of the International Advisory Group for the Northern Bald Ibis (IAGNBI) meeting Alpenzoo, Innsbruck – Tirol, July 2003 (PDF). The Lodge, Sandy, Bedfordshire: Royal Society for the Protection of Birds. September 2003: 51–52. ISBN 1901930440. （原始内容 (PDF)存档于2009-02-05）.
Greenwood, A. G.; Marshall, Jacqueline; Tinsley, E. G. F. Vegetative endocarditis in a Waldrapp ibis (PDF). Avian Pathology. 1996, 25 (2): 387–391 [2009-04-03]. doi:10.1080/03079459608419149. （原始内容存档 (PDF)于2009-03-26）.
（德文） Handaufzucht und Migration 2008. Waldrapp-Burghausen. [2008-11-26]. （原始内容存档于2010-10-14）.
（西班牙文）Una pareja de Ibis Eremita se reproduce en Cádiz por primera vez en libertad. ELPAÍS.com (El Pais). 5 June 2008 [2008-11-24]. （原始内容存档于2011-05-20）.
The plight of the western population of the Waldrapp ibis (Geronticus eremita). Conservation projects. WAZA. [2008-12-06]. （原始内容存档于2007-10-28）.
Müller, Hans Peter. The Re-introduction Project "Beshar el Kheir" at Ain Tijja-Mezguitem in North-east Morocco (PDF). WAZA Magazine: 24–26. [2009-04-03]. （原始内容 (PDF)存档于2009-02-05）.
Waldrapp (Northern Bald Ibis) - Geronticus eremita. Species sheets. United Nations Environment Programme World Conservation Monitoring Centre. [2008-12-13]. （原始内容存档于2008-07-20）.
From indifference to awareness: encountering biodiversity in the semi - arid rangelands of the Syrian Arab Republic. Food and Agriculture Organisation of the United Nations. [2008-12-16]. （原始内容存档于2019-02-15）.
British Museum catalogue number London B163, Archive No.: 301062 Herakles & the Stymphalian birds （页面存档备份，存于互联网档案馆） Attic Black Figure Amphora ca 560-530 B.C.
Scharning, Kjell. Stamps showing 24008000 Waldrapp Geronticus eremita. Theme Birds on Stamps. [2008-12-29]. （原始内容存档于2021-04-24）.

webcitation.org

Harrison, J.A.; Allan, D.G; Underhill, L.G.; Herremans, M.; Tree, A.J.; Parker, V.; Brown C.J. Bald Ibis. The Atlas of Southern African Birds (including Botswana, Lesotho, Namibia, South Africa, Swaziland and Zimbabwe) (PDF). BirdLife South Africa. 1997: 104 [2009-04-03]. ISBN 0620207299. （原始内容 (PDF)存档于2011-10-27）.