447 (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "447" in Catalan language version.

Last modified: 14:32:30, 29 October 2025 (UTC)

Ref.Un. Ref.Website

Global rank Catalan rank

111^th place

216^th place

noaa.gov (Global: 111^th place; Catalan: 216^th place)

ngdc.noaa.gov

National Geophysical Data Center / World Data Service (NGDC/WDS): NCEI/WDS Global Significant Earthquake Database. NOAA National Centers for Environmental Information.. «Significant Earthquake Information» (en anglès). [Consulta: 8 novembre 2020].