We were contacted in March 2012 by he the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO www.ctbto.org) who were looking with interest at the data we publish on the Pinger pages.
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We were contacted in March 2012 by he the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO www.ctbto.org) who were looking with interest at the data we publish on the Pinger pages.
...