Hvithodegribb (Norwegian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Hvithodegribb" in Norwegian language version.

refsWebsite

Global rank Norwegian rank

3,128^th place

69^th place

low place

973^rd place

2^nd place

9^th place

low place

76^th place

birdlife.no

Syvertsen, P. O., Ree, V., Hansen, O. B., Syvertsen, Ø., Bergan, M., Kvam, H., Viker, M. & Axelsen, T. 2008. Virksomheten til Norsk navnekomité for fugl (NNKF) 1990-2008. Norske navn på verdens fugler. Norsk Ornitologisk Forening. www.birdlife.no (publisert 22.5.2008). Besøkt 2016-08-07

Lerner, Heather et al. (2017) Phylogeny and new taxonomy of the Booted Eagles (Accipitriformes: Aquilinae). Zootaxa, [S.l.], v. 4216, n. 4, p. 301–320, jan. 2017. ISSN 1175-5334. doi:https://dx.doi.org/10.11646/zootaxa.4216.4.1. Date accessed: 06 june 2017.

Kemp, A.C., Kirwan, G.M., Christie, D.A. & Sharpe, C.J. (2020). White-headed Vulture (Trigonoceps occipitalis). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/53004 on 31 March 2020).
Thiollay, J.M. (2020). Hawks, Eagles (Accipitridae). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/52213 on 25 March 2020).

Boyd III, John H. (14. januar 2017). «Taxonomy in Flux: Version 3.02». Besøkt 8. juni 2017.