LESEN
Clive Oppenheimer ERUPTIONS THAT SHOOK THE WORLD Cambridge University Press Cambridge 2011, € 26,10
INTERNET
Das Yellowstone Volcano Observatory: volcanoes.usgs.gov/observatories/yvo/ index.html
MULTIMEDIA
SUPERVULKANE Faszination Natur BBC Dokumentation DVD, 2012, 50 Minuten, € 9,49 EAN: 4260009917891
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