Pipa aspera (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Pipa aspera" in English language version.

refsWebsite

Global rank English rank

2^nd place

2^nd place

1iucnredlist.org

88^th place

160^th place

doi.org

IUCN SSC Amphibian Specialist Group (2015). "Pipa aspera". IUCN Red List of Threatened Species. 2015: e.T58159A61414647. doi:10.2305/IUCN.UK.2015-4.RLTS.T58159A61414647.en. Retrieved 15 November 2021.
Trueb, L. & D. Massemin (2001). "The osteology and relationships of Pipa aspera (Amphibia: Anura: Pipidae), with notes on its natural history in French Guiana". Amphibia-Reptilia. 22: 33–54. doi:10.1163/156853801750096169.

iucnredlist.org

IUCN SSC Amphibian Specialist Group (2015). "Pipa aspera". IUCN Red List of Threatened Species. 2015: e.T58159A61414647. doi:10.2305/IUCN.UK.2015-4.RLTS.T58159A61414647.en. Retrieved 15 November 2021.