Очилат корморан на Стелер (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Очилат корморан на Стелер" in Bulgarian language version.

refsWebsite

Global rank Bulgarian rank

1iucnredlist.org

88^th place

4^th place

iucnredlist.org

BirdLife International. Phalacrocorax perspicillatus // IUCN Red List of Threatened Species. Version 2010.4. International Union for Conservation of Nature, 2008. Посетен на 5 март 2011. (на английски)