Keyword "PYROCLASTICS" in:

Volcaniclastic deposits of Upper Radnice Member between Lubná and Nové Strašecí
Stárková,M., Adamová,M., volume 41, 2008 (GRR for 2007), pages 53–59
pdf (0.91 MB)

New data on the Doupovské hory Cenozoic formations
Hradecký,P., volume 36, 2003 (GRR for 2002), pages 21–22
pdf (0.07 MB)