Sismògraf (Catalan Wikipedia)

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

refsWebsite

Global rank Catalan rank

1,849^th place

2^nd place

2web.archive.org

1^st place

1^st place

1uni-stuttgart.de

7,949^th place

low place

low place

low place

low place

low place

low place

low place

low place

low place

167^th place

136^th place

epn.edu.ec

oaq.epn.edu.ec

web oficial de l'observatori

google.cat

books.google.cat

Ben-Menahem, A. Historical Encyclopedia of Natural and Mathematical Sciences, Volume 1. Springer, 2009, p. 2657. ISBN 9783540688310 [Consulta: 28 agost 2012].
William H.K. Lee; Paul Jennings; Carl Kisslinger; Hiroo Kanamori International Handbook of Earthquake & Engineering Seismology. Academic Press, 27 setembre 2002, p. 283–. ISBN 978-0-08-048922-3 [Consulta: 29 abril 2013].

mercer.edu

physics.mercer.edu

Zero Length Springs in Seismographs

mssu.edu

«A Biography of [[Lucien LaCoste]], inventor of the zero-length spring». Arxivat de l'original el 2007-03-20. [Consulta: 29 maig 2015].

scec.org

data.scec.org

; Yu, Ellen«NEWS FLASH!! SCSN Earthquake Catalog Completed!!». Seismological Laboratory, Caltech. Arxivat de l'original el 14 de juliol 2014. [Consulta: 4 juliol 2014].

uni-stuttgart.de

geophys.uni-stuttgart.de

Erhard Wielandt's 'Seismic Sensors and their Calibration'- Current (2002) reference by a widely consulted expert.

usgs.gov

pubs.usgs.gov

Fogleman, Kent A.; Lahr, John C.; Stephens, Christopher D.; Page, Robert A. USGS. Earthquake Locations Determined by the Southern Alaska Seismograph Network for October 1971 through May 1989, juny 1993.

web.archive.org

«A Biography of [[Lucien LaCoste]], inventor of the zero-length spring». Arxivat de l'original el 2007-03-20. [Consulta: 29 maig 2015].
; Yu, Ellen«NEWS FLASH!! SCSN Earthquake Catalog Completed!!». Seismological Laboratory, Caltech. Arxivat de l'original el 14 de juliol 2014. [Consulta: 4 juliol 2014].