Aro (geologia) (Basque Wikipedia)

Analysis of information sources in references of the Wikipedia article "Aro (geologia)" in Basque language version.

refsWebsite

Global rank Basque rank

1stratigraphy.org

2,562^nd place

691^st place

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1^st place

doi.org

dx.doi.org

Erwin, Douglas H.. (1994-01). «The Permo–Triassic extinction» Nature 367 (6460): 231–236. doi:10.1038/367231a0. ISSN 0028-0836. (Noiz kontsultatua: 2019-06-04).

stratigraphy.org

«International Stratigraphic Guide» www.stratigraphy.org (Noiz kontsultatua: 2019-06-04).

worldcat.org

Erwin, Douglas H.. (1994-01). «The Permo–Triassic extinction» Nature 367 (6460): 231–236. doi:10.1038/367231a0. ISSN 0028-0836. (Noiz kontsultatua: 2019-06-04).