Viperă comună (Romanian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Viperă comună" in Romanian language version.

refsWebsite

Global rank Romanian rank

1iucnredlist.org

88^th place

26^th place

656^th place

88^th place

itis.gov

Vipera berus (TSN 634988). Integrated Taxonomic Information System.

iucnredlist.org

Isailovic, Jelka Crnobrnja, et al. (2009). Vipera berus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2.