Plain-backed sparrow (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Plain-backed sparrow" in English language version.

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

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1books.google.com

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archive.org

Summers-Smith 1988, pp. 199–200 Summers-Smith, J. Denis (1988). The Sparrows: a Study of the Genus Passer. illustrated by Robert Gillmor. Calton, Staffs, England: T. & A. D. Poyser. ISBN 978-0-85661-048-6.

books.google.com

Giebel 1877, p. 35 Giebel, C. G. (1877). Thesaurus Ornithologiae (in German). Vol. III. Brockhaus.

doi.org

BirdLife International (2016). "Passer flaveolus". IUCN Red List of Threatened Species. 2016: e.T22718194A94572013. doi:10.2305/IUCN.UK.2016-3.RLTS.T22718194A94572013.en. Retrieved 12 November 2021.

iucnredlist.org

BirdLife International (2016). "Passer flaveolus". IUCN Red List of Threatened Species. 2016: e.T22718194A94572013. doi:10.2305/IUCN.UK.2016-3.RLTS.T22718194A94572013.en. Retrieved 12 November 2021.