Polar bear (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Polar bear" in Simple English language version.

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1semanticscholar.org

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1iucnredlist.org

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1zoo-hannover.de

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doi.org

Ingólfsson, Ólafur; Wiig, Øystein (16 December 2016). "Late Pleistocene fossil find in Svalbard: the oldest remains of a polar bear (Ursus maritimus Phipps, 1744) ever discovered". Polar Research. 28 (3): 455–462. doi:10.1111/j.1751-8369.2008.00087.x. S2CID 56292690.
Wiig, Ø.; Amstrup, S.; Atwood, T.; Laidre, K.; Lunn, N.; Obbard, M.; Regehr, E. & Thiemann, G. (2015). "Ursus maritimus". The IUCN Red List of Threatened Species. 2015. IUCN: e.T22823A14871490. doi:10.2305/IUCN.UK.2015-4.RLTS.T22823A14871490.en. Retrieved 13 December 2017.
Rodahl, K.; Moore, T. (1943). "Vitamin A in Bear Liver". The Biochemical Journal. 37 (2): 166–168. doi:10.1042/bj0370166. PMC 1257872. PMID 16747610.

iucnredlist.org

Wiig, Ø.; Amstrup, S.; Atwood, T.; Laidre, K.; Lunn, N.; Obbard, M.; Regehr, E. & Thiemann, G. (2015). "Ursus maritimus". The IUCN Red List of Threatened Species. 2015. IUCN: e.T22823A14871490. doi:10.2305/IUCN.UK.2015-4.RLTS.T22823A14871490.en. Retrieved 13 December 2017.

nih.gov

ncbi.nlm.nih.gov

Rodahl, K.; Moore, T. (1943). "Vitamin A in Bear Liver". The Biochemical Journal. 37 (2): 166–168. doi:10.1042/bj0370166. PMC 1257872. PMID 16747610.

pubmed.ncbi.nlm.nih.gov

Rodahl, K.; Moore, T. (1943). "Vitamin A in Bear Liver". The Biochemical Journal. 37 (2): 166–168. doi:10.1042/bj0370166. PMC 1257872. PMID 16747610.

nrk.no

https://www.nrk.no/tromsogfinnmark/mener-isbjorn-kan-vaere-utryddet-pa-svalbard-om-50-ar-1.15559199. Retrieved 1 July 2021

panda.org

wwf.panda.org

"WWF - Facts about polar bears". wwf.panda.org. 2011. Retrieved August 31, 2011.

seaworld.org

"POLAR BEARS". seaworld.org. 2008. Archived from the original on August 20, 2007. Retrieved August 31, 2011. 42

semanticscholar.org

api.semanticscholar.org

Ingólfsson, Ólafur; Wiig, Øystein (16 December 2016). "Late Pleistocene fossil find in Svalbard: the oldest remains of a polar bear (Ursus maritimus Phipps, 1744) ever discovered". Polar Research. 28 (3): 455–462. doi:10.1111/j.1751-8369.2008.00087.x. S2CID 56292690.

web.archive.org

"POLAR BEARS". seaworld.org. 2008. Archived from the original on August 20, 2007. Retrieved August 31, 2011. 42
Hannover Zoo: Polar bear Archived 2012-07-13 at the Wayback Machine, viewed 2012-12-06

zoo-hannover.de

Hannover Zoo: Polar bear Archived 2012-07-13 at the Wayback Machine, viewed 2012-12-06