Keeled skimmer (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Keeled skimmer" in English language version.

refsWebsite

Global rank English rank

2iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

2,886^th place

4,139^th place

1british-dragonflies.org.uk

low place

low place

biolib.cz

"Orthetrum coerulescens". BioLib.

british-dragonflies.org.uk

"Keeled Skimmer". British Dragonfly Society. Retrieved 28 September 2011.

doi.org

Kalkman, V.J.; Clausnitzer, V. (2020). "Orthetrum coerulescens". IUCN Red List of Threatened Species. 2020: e.T158682A140594360. doi:10.2305/IUCN.UK.2020-3.RLTS.T158682A140594360.en. Retrieved 20 November 2021.
Clausnitzer, V. (2009). "Orthetrum coerulescens". IUCN Red List of Threatened Species. 2009: e.T158682A5249638. doi:10.2305/IUCN.UK.2009-2.RLTS.T158682A5249638.en.

iucnredlist.org

Kalkman, V.J.; Clausnitzer, V. (2020). "Orthetrum coerulescens". IUCN Red List of Threatened Species. 2020: e.T158682A140594360. doi:10.2305/IUCN.UK.2020-3.RLTS.T158682A140594360.en. Retrieved 20 November 2021.
Clausnitzer, V. (2009). "Orthetrum coerulescens". IUCN Red List of Threatened Species. 2009: e.T158682A5249638. doi:10.2305/IUCN.UK.2009-2.RLTS.T158682A5249638.en.