Seizmograf – razlika između verzija

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== Eksterni linkovi ==
{{Commonscat|Seismometers}}
* [http://www.seismo.gov.rs/] - Republički seizmološki zavod Srbije
* [http://neic.usgs.gov/neis/seismology/history_seis.html The history of early seismometers]
* [http://www.ifg.tu-clausthal.de/java/seis/sdem_app-e.html A Java code applet demonstrating the operation of a damped-mass seismometer]