Fritz Nieden (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Fritz Nieden" in Portuguese language version.

refsWebsite

Global rank Portuguese rank

2books.google.com

3^rd place

6^th place

1squamates.blogspot.com

low place

low place

1,578^th place

1,219^th place

low place

low place

amnh.org

research.amnh.org

«Callulina Nieden, 1911». Amphibian Species of the World: an Online Reference. Version 6.0

books.google.com

Bo Beolens; Michael Watkins; Michael Grayson (22 de abril de 2013). The Eponym Dictionary of Amphibians. [S.l.: s.n.] ISBN 978-1-907807-44-2
Bo Beolens; Michael Watkins; Michael Grayson (26 de julho de 2011). The Eponym Dictionary of Reptiles. [S.l.: s.n.] ISBN 978-1-4214-0135-5

lifedesks.org

africanamphibians.lifedesks.org

Lifedesks African amphibians.

squamates.blogspot.com

Squamates Recently Discovered Diversity in Brevicipitid Frogs.