Piciformes (Spanish Wikipedia)

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

refsWebsite

Global rank Spanish rank

1biodiversidad.gob.mx

low place

2,700^th place

1web.archive.org

1^st place

1^st place

1springerlink.com

2,569^th place

831^st place

2^nd place

2^nd place

1,578^th place

722^nd place

amnh.org

digitallibrary.amnh.org

Cracraft, Joel; Morony, John J. Jr. (1969). «A new Pliocene woodpecker, with comments on the fossil Picidae». American Museum Novitates (2400): 1-8.

biodiversidad.gob.mx

http://www.biodiversidad.gob.mx/publicaciones/versiones_digitales/AvesColomos.pdf

doi.org

dx.doi.org

Gerald Mayr and Růžena Gregorová (2012). «A tiny stem group representative of Pici (Aves, Piciformes) from the early Oligocene of the Czech Republic». Paläontologische Zeitschrift 86 (3): 333-343. doi:10.1007/s12542-012-0133-5.

springerlink.com

Gerald Mayr and Růžena Gregorová (2012). «A tiny stem group representative of Pici (Aves, Piciformes) from the early Oligocene of the Czech Republic». Paläontologische Zeitschrift 86 (3): 333-343. doi:10.1007/s12542-012-0133-5.

web.archive.org

Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood and D. Roberson. 2011. The Clements checklist of birds of the world: Version 6.6. Cornell University Press. Downloadable from Cornell Lab of Ornithology