1. Department of Inorganic and Analytical Chemistry
2. University of Szeged
3. H-6720 Szeged
4. Hungary
5. MTA-SZTE Bioinorganic Chemistry Research Group
6. Institute of Enzymology
7. Research Centre for Natural Sciences
8. Hungarian Academy of Sciences
9. H-1117 Budapest
10. Research Centre for Natural Sciences Hungarian Academy of Sciences