Cryptobranchidae (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Cryptobranchidae" in Spanish language version.

refsWebsite

Global rank Spanish rank

1,578^th place

722^nd place

1web.archive.org

1^st place

1^st place

amnh.org

amphibiansoftheworld.amnh.org

Frost, D.R. « Cryptobranchidae ». Amphibian Species of the World: an Online Reference. Version 6.2. (en inglés). Nueva York, EEUU: Museo Americano de Historia Natural.

digitallibrary.amnh.org

Frost et al. (2006) The Amphibian Tree of Life. Bulletin of the American Museum of Natural History 297: 1–291.

web.archive.org

Gao, K. & Shubin, N. H. (2003) Earliest known crown-group salamanders. Nature 422, 424?428.