1. Institute of Chemical Technology; Department of Biochemistry and Microbiology; Technicka 3; 166 28; Prague 6; Czech Republic
2. Charles University in Prague; Faculty of Science, Department of Inorganic Chemistry; Hlavova 8; 128 40; Prague 2; Czech Republic
3. Charles University in Prague; Faculty of Science, Institute of Geochemistry, Mineralogy and Mineral Resources; Albertov 6; 128 40; Prague 2; Czech Republic