Aerodramus sawtelli (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Aerodramus sawtelli" in Bulgarian language version.

refsWebsite

Global rank Bulgarian rank

88^th place

4^th place

iucnredlist.org

Aerodramus sawtelli (Holyoak, 1974). // IUCN Red List of Threatened Species. International Union for Conservation of Nature. Посетен на 27 декември 2021 г. (на английски)
BirdLife International. Collocalia sawtelli // IUCN Red List of Threatened Species. Version 2013.2. International Union for Conservation of Nature, 2012. Посетен на 26 ноември 2013. (на английски)