Den ordovikisk-siluriske masseutryddinga (Norwegian Nynorsk Wikipedia)

Analysis of information sources in references of the Wikipedia article "Den ordovikisk-siluriske masseutryddinga" in Norwegian Nynorsk language version.

refsWebsite

Global rank Norwegian Nynorsk rank

2^nd place

7^th place

75^th place

34^th place

8^th place

13^th place

bbc.co.uk

news.bbc.co.uk

«Ray burst is extinction suspect». BBC. Henta 21. august 2008.

doi.org

dx.doi.org

Rohde & Muller (2005). «Cycles in Fossil Diversity». Nature 434 (7030): 208–210. doi:10.1038/nature03339.

nasa.gov

Wanjek, Christopher (April 6, 2005). «Explosions in Space May Have Initiated Ancient Extinction on Earth». NASA. Henta 21. august 2008.