Petrochelidon (Romanian Wikipedia)

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

refsWebsite

Global rank Romanian rank

6^th place

23^rd place

1worldbirdnames.org

1,007^th place

1,971^st place

archive.org

Jobling, James A (2010). The Helm Dictionary of Scientific Bird Names. London: Christopher Helm. p. 300. ISBN 1408125013.

worldbirdnames.org

Gill, Frank; Donsker, David, ed. (2018). „Swallows”. World Bird List Version 8.1. International Ornithologists' Union. Accesat în 13 mai 2018.