Channa argus (Ukrainian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Channa argus" in Ukrainian language version.

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usgs.gov

fisc.er.usgs.gov

Courtenay, Jr., Walter R. and James D. Williams. Chiana Amphibeus [Архівовано 6 вересня 2007 у Wayback Machine.] USGS Circular 1251: Snakeheads (Pisces, Chinnidae) — A Biological Synopsis and Risk Assessment. U.S. Department of the Interior, U.S. Geological Survey. 2004-04-01. Retrieved 2007-07-16.

web.archive.org

Courtenay, Jr., Walter R. and James D. Williams. Chiana Amphibeus [Архівовано 6 вересня 2007 у Wayback Machine.] USGS Circular 1251: Snakeheads (Pisces, Chinnidae) — A Biological Synopsis and Risk Assessment. U.S. Department of the Interior, U.S. Geological Survey. 2004-04-01. Retrieved 2007-07-16.