Os bru de Sitka (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Os bru de Sitka" in Catalan language version.

refsWebsite

Global rank Catalan rank

5doi.org

2^nd place

6^th place

4nih.gov

4^th place

7^th place

2web.archive.org

1^st place

1ucsc.edu

3,619^th place

2,948^th place

1nasa.gov

75^th place

51^st place

1iucnredlist.org

88^th place

63^rd place

1archive.today

14^th place

23^rd place

1alaska.edu

5,834^th place

4,536^th place

1virginmedia.com

6,051^st place

7,060^th place

1livescience.com

1,190^th place

1,276^th place

1psu.edu

207^th place

747^th place

alaska.edu

www2.gi.alaska.edu

Rozell, Ned.. «The Brown Bear: Father of the Polar Bear». Alaska Science Forum, 05-12-1996. Arxivat de l'original el 2012-06-29. [Consulta: 1r agost 2017].

archive.today

Rozell, Ned.. «The Brown Bear: Father of the Polar Bear». Alaska Science Forum, 05-12-1996. Arxivat de l'original el 2012-06-29. [Consulta: 1r agost 2017].

doi.org

dx.doi.org

Talbot, Sandra L.; Shields, Gerald F. Molecular Phylogenetics and Evolution, 5, 3, 1996, pàg. 477–494. DOI: 10.1006/mpev.1996.0044. PMID: 8744762.
Edwards; et al (2011) «[doi:10.1371/journal.pgen.1003345 Ancient Hybridization and an Irish Origin for the Modern Polar Bear Matriline]». Current Biology, 21, pàg. 1251–8. DOI: 10.1016/j.cub.2011.05.058. PMC: 4677796. PMID: 21737280.
Barnes, I.; Matheus, P.; Shapiro, B.; Jensen, D.; Cooper, A. (2002) «Dynamics of Pleistocene population extinctions in Beringian brown bears». Science, 295, 5563, pàg. 2267–2270. DOI: 10.1126/science.1067814. PMID: 11910112.
Carrara, P. E.; Ager, T. A.; Baichtal, J. F. Canadian Journal of Earth Sciences, 44, 2007, pàg. 229–244. DOI: 10.1139/e06-081.
Heaton, T. H.; Talbot, S. L.; Shields, G. F. Quaternary Research, 46, 1996, pàg. 186–192. DOI: 10.1006/qres.1996.0058.

iucnredlist.org

«The IUCN Red List of Threatened Species» (en anglès). IUCN. [Consulta: 31 octubre 2020].

livescience.com

Parry, Wynne. «Ancient Warming May Have Reunited Polar and Brown Bears, for a Bit». Live Science, 23-07-2012. [Consulta: 1r agost 2017].

nasa.gov

earthobservatory.nasa.gov

«Admiralty Island: “Fortress of the Bears”» (en anglès). NASA Earth Observatory, 09-08-2019. [Consulta: 17 octubre 2020].

nih.gov

ncbi.nlm.nih.gov

Cahill, J. A.; Green, R. E.; Fulton, T. L.; Stiller, M.; Jay, F.; Ovsyanikov, N (2013) «"Genomic Evidence for Island Population Conversion Resolves Conflicting Theories of Polar Bear Evolution"». PLoS Genetics, 9.
Talbot, Sandra L.; Shields, Gerald F. Molecular Phylogenetics and Evolution, 5, 3, 1996, pàg. 477–494. DOI: 10.1006/mpev.1996.0044. PMID: 8744762.
Edwards; et al (2011) «[doi:10.1371/journal.pgen.1003345 Ancient Hybridization and an Irish Origin for the Modern Polar Bear Matriline]». Current Biology, 21, pàg. 1251–8. DOI: 10.1016/j.cub.2011.05.058. PMC: 4677796. PMID: 21737280.
Barnes, I.; Matheus, P.; Shapiro, B.; Jensen, D.; Cooper, A. (2002) «Dynamics of Pleistocene population extinctions in Beringian brown bears». Science, 295, 5563, pàg. 2267–2270. DOI: 10.1126/science.1067814. PMID: 11910112.

psu.edu

science.psu.edu

Hsu, Charlotte. «Polar Bear Evolution Tracked Climate Change, New DNA Study Suggests». Penn State. Eberly College of Science, 23-07-2012. Arxivat de l'original el 2017-08-02. [Consulta: 1r agost 2017].

ucsc.edu

news.ucsc.edu

Stephens, Tim. «DNA Study Clarifies Relationship Between Polar Bears and Brown Bears». Universitat de Califòrnia Newscenter, 14-03-2013. [Consulta: 1r agost 2017].

virginmedia.com

fourdirections.webspace.virginmedia.com

«Bear Conservation UK». fourdirections.webspace.virginmedia.com. Arxivat de l'original el 5 desembre 2014.

web.archive.org

«Bear Conservation UK». fourdirections.webspace.virginmedia.com. Arxivat de l'original el 5 desembre 2014.
Hsu, Charlotte. «Polar Bear Evolution Tracked Climate Change, New DNA Study Suggests». Penn State. Eberly College of Science, 23-07-2012. Arxivat de l'original el 2017-08-02. [Consulta: 1r agost 2017].