Piacenza-vaihe (Finnish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Piacenza-vaihe" in Finnish language version.

refsWebsite

Global rank Finnish rank

1stratigraphy.org

2,562^nd place

1,944^th place

1britannica.com

40^th place

6^th place

britannica.com

Piacenzian Stage Encyclopedia Britannica

stratigraphy.org

K.M. Cohen, S. Finney, P.L. Gibbard: International Chronostratigraphic Chart 2020. International Commission on Stratigraphy.