Sumatra toad (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sumatra toad" in English language version.

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

656^th place

1,126^th place

1,578^th place

1,521^st place

amnh.org

research.amnh.org

Frost, Darrel R. (2015). "Duttaphrynus sumatranus (Peters, 1871)". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 13 September 2015.

doi.org

IUCN SSC Amphibian Specialist Group (2018). "Duttaphrynus sumatranus". IUCN Red List of Threatened Species. 2018: e.T54770A114917254. doi:10.2305/IUCN.UK.2018-1.RLTS.T54770A114917254.en. Retrieved 18 November 2021.

itis.gov

"Bufo sumatranus Peters, 1871". Integrated Taxonomic Information System.

iucnredlist.org

IUCN SSC Amphibian Specialist Group (2018). "Duttaphrynus sumatranus". IUCN Red List of Threatened Species. 2018: e.T54770A114917254. doi:10.2305/IUCN.UK.2018-1.RLTS.T54770A114917254.en. Retrieved 18 November 2021.