Sumatran frogmouth (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sumatran frogmouth" in English language version.

refsWebsite

Global rank English rank

5^th place

5^th place

2iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

1birdsoftheworld.org

6,471^st place

7,708^th place

birdsoftheworld.org

Holyoak, David T.; Garcia, Ernest (2020-03-04). "Sumatran Frogmouth (Batrachostomus poliolophus)". Birds of the World.

doi.org

BirdLife International. (2023). "Batrachostomus poliolophus". IUCN Red List of Threatened Species. 2023: e.T22689610A224133663. doi:10.2305/IUCN.UK.2023-1.RLTS.T22689610A224133663.en.

iucnredlist.org

BirdLife International. (2023). "Batrachostomus poliolophus". IUCN Red List of Threatened Species. 2023: e.T22689610A224133663. doi:10.2305/IUCN.UK.2023-1.RLTS.T22689610A224133663.en.
"IUCN Red List of Threatened Species: Batrachostomus poliolophus". IUCN Red List of Threatened Species. 2016-10-01.

worldcat.org

worldcat.org

Holyoak, D. T. (2001). Nightjars and allies : the Caprimulgiformes. Oxford University Press. ISBN 0-19-854987-3. OCLC 52264568.
Marshall, Joe Truesdell (1978), Systematics of smaller Asian night birds based on voice, University of South Florida, OCLC 4040826, retrieved 2021-11-13

search.worldcat.org

Holyoak, D. T. (2001). Nightjars and allies : the Caprimulgiformes. Oxford University Press. ISBN 0-19-854987-3. OCLC 52264568.
Marshall, Joe Truesdell (1978), Systematics of smaller Asian night birds based on voice, University of South Florida, OCLC 4040826, retrieved 2021-11-13