Koel (English Wikipedia)

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

refsWebsite

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3biodiversitylibrary.org

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archive.org

Jobling, James A. (2010). The Helm Dictionary of Scientific Bird Names. London: Christopher Helm. p. 152. ISBN 978-1-4081-2501-4.

biodiversitylibrary.org

Vigors, Nicholas Aylward; Horsfield, Thomas (1827). "Australian birds in the collection of the Linnean Society; with an attempt at arranging them according to their natural affinities". Transactions of the Linnean Society of London (in English and Latin). 15 (1): 170–334 [303]. doi:10.1111/j.1095-8339.1826.tb00115.x. The title page is dated 1826 but the article was not published until 1827.
Gray, George Robert (1840). A List of the Genera of Birds : with an Indication of the Typical Species of Each Genus. London: R. and J.E. Taylor. p. 57.
Peters, James Lee, ed. (1940). Check-List of Birds of the World. Vol. 4. Cambridge, Massachusetts: Harvard University Press. p. 36.

doi.org

Vigors, Nicholas Aylward; Horsfield, Thomas (1827). "Australian birds in the collection of the Linnean Society; with an attempt at arranging them according to their natural affinities". Transactions of the Linnean Society of London (in English and Latin). 15 (1): 170–334 [303]. doi:10.1111/j.1095-8339.1826.tb00115.x. The title page is dated 1826 but the article was not published until 1827.