Gelb-Birke (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gelb-Birke" in German language version.

refsWebsite

Global rank German rank

167^th place

279^th place

459^th place

1,126^th place

umich.edu

herb.umd.umich.edu

Native American Ethobotany Database, University of Michigan Online (abgerufen am 24. September 2007)

usgs.gov

esp.cr.usgs.gov

E.L. Little: Atlas of United States Trees. 1970. Online (PDF 750kB) (abgerufen am 24. September 2007)