600 (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "600" in Catalan language version.

Last modified: 18:37:03, 13 June 2026 (UTC)

Ref.Un. Ref.Website

Global rank Catalan rank

4^th place

6^th place

5^th place

7^th place

nih.gov (Global: 5^th place; Catalan: 7^th place)

pubmed.ncbi.nlm.nih.gov

diversos autors «Diverse variola virus (smallpox) strains were widespread in northern Europe in the Viking Age». Science, 6502, 369, 24 juliol 2020.

worldcat.org (Global: 4^th place; Catalan: 6^th place)

Murray, H. J. R.. A history of chess (en anglès). Northampton, Mass.: Benjamin Press, [1986?], p. 163. ISBN 0-936317-01-9.