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Echinopsis friedrichii (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Echinopsis friedrichii" in German language version.

refsWebsite
Global rank German rank
1jstor.org
26th place
153rd place

jstor.org

  • Roberto Kiesling: El género Trichocereus en Argentina (Cactaceae). In: Darwiniana. Band 21, Nummer 2–4, 1978, S. 263–330 (JSTOR:23215595).