Gymnura altavela (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Gymnura altavela" in Bulgarian language version.

refsWebsite

Global rank Bulgarian rank

1iucnredlist.org

88^th place

4^th place

iucnredlist.org

apiv3.iucnredlist.org

Vooren, C.M., Piercy, A.N., Snelson Jr., F.S., Grubbs, R.D., Notarbartolo di Sciara, G. and Serena, S. Gymnura altavela // IUCN Red List of Threatened Species. International Union for Conservation of Nature, 2007. Посетен на 4 март 2009. (на английски)