Institution: | aInstitute of Geochemistry, Mineralogy and Mineral Resources, Charles University, Albertov 6, CZ-12843 Prague 2, Czech Republic bNuclear Physics Institute, Academy of Sciences of the Czech Republic, CZ-25068 ?e? near Prague, Czech Republic cCzech Mycological Society, Karmelitská 14, CZ-11800 Prague 1, Czech Republic |