Nigrakola busarelo (Esperanto Wikipedia)

Analysis of information sources in references of the Wikipedia article "Nigrakola busarelo" in Esperanto language version.

refsWebsite

Global rank Esperanto rank

332^nd place

153^rd place

cornell.edu

birds.cornell.edu

http://www.birds.cornell.edu/clementschecklist/Clements%206.5.xls/view The Clements Checklist of Birds of the World, Versio 6.5, konsultita la 8an de aŭgusto de 2011, Clements, J.F. kaj T.S. Schulenberg, M.J. Iliff, B.L. Sullivan, & C.L. Wood, 2010, xls, Cornell University Press.