Andean siskin (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Andean siskin" in English language version.

refsWebsite

Global rank English rank

2books.google.com

3^rd place

3^rd place

1iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

books.google.com

Hilty, S.L. (2002). Birds of Venezuela. Princeton University Press. p. 831. ISBN 9781400834099. Retrieved 13 April 2015.
Ridgely, R.S.; Tudor, G. (2009). Field Guide to the Songbirds of South America: The Passerines. University of Texas Press. p. 680. ISBN 9780292717480. Retrieved 13 April 2015.

doi.org

BirdLife International (2018). "Spinus spinescens". IUCN Red List of Threatened Species. 2018: e.T22720365A132137606. doi:10.2305/IUCN.UK.2018-2.RLTS.T22720365A132137606.en. Retrieved 13 November 2021.

iucnredlist.org

BirdLife International (2018). "Spinus spinescens". IUCN Red List of Threatened Species. 2018: e.T22720365A132137606. doi:10.2305/IUCN.UK.2018-2.RLTS.T22720365A132137606.en. Retrieved 13 November 2021.