Keyword "NEOVOLCANIC DEPOSITS" in:

Records of the terrestrial woody plants and microorganisms in the paleolacustrine deposits of the Žichov-Lužice (České středohoří Mts., NW Bohemia)
Konzalová,M., Dašková,J., volume 43, 2010 (GRR for 2009), pages 149–151
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