Grancanariablåfink (Norwegian Wikipedia)

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

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doi.org

BirdLife International (2017). «Fringilla polatzeki (amended version of 2016 assessment)». The IUCN Red List of Threatened Species: e.T103822640A111091107. doi:10.2305/IUCN.UK.2017-1.RLTS.T103822640A111091107.en.
George Sangster m.fl. (2016). «Integrative taxonomy reveals Europe's rarest songbird species, the Gran Canaria blue chaffinch Fringilla polatzeki». Journal of Avian Biology. 47 (2): 159–166. ISSN 1600-048X. doi:10.1111/jav.00825.

worldcat.org

George Sangster m.fl. (2016). «Integrative taxonomy reveals Europe's rarest songbird species, the Gran Canaria blue chaffinch Fringilla polatzeki». Journal of Avian Biology. 47 (2): 159–166. ISSN 1600-048X. doi:10.1111/jav.00825.