Blue-and-black tanager (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Blue-and-black tanager" in English language version.

refsWebsite

Global rank English rank

2^nd place

88^th place

160^th place

387^th place

373^rd place

6^th place

1,007^th place

1,255^th place

4,338^th place

6,262^nd place

6,471^st place

7,708^th place

archive.org

Société Cuvierienne; Cuvierienne, Société (1840). Revue zoologique. Paris: Société cuvierienne.

Bernabe, Annabelle; Burns, Kevin J. (2020-03-04). Schulenberg, Thomas S (ed.). "Blue-and-black Tanager (Tangara vassorii)". Birds of the World. doi:10.2173/bow.babtan1.01.

Bernabe, Annabelle; Burns, Kevin J. (2020-03-04). Schulenberg, Thomas S (ed.). "Blue-and-black Tanager (Tangara vassorii)". Birds of the World. doi:10.2173/bow.babtan1.01.
BirdLife International (2017). "Tangara atrocoerulea". IUCN Red List of Threatened Species. 2017: e.T103849103A119485741. doi:10.2305/IUCN.UK.2017-3.RLTS.T103849103A119485741.en. Retrieved 15 November 2021.
BirdLife International (2017). "Tangara vassorii". IUCN Red List of Threatened Species. 2017: e.T103849068A119558363. doi:10.2305/IUCN.UK.2017-3.RLTS.T103849068A119558363.en. Retrieved 15 November 2021.

Gill, Frank; Donsker, David; Rasmussen, Pamela (eds.). "Tanagers and allies". IOC World Bird List. Retrieved 2021-09-07.