1. “C. D. Nenitzescu” Institute of Organic Chemistry
2. Romanian Academy
3. Bucharest
4. Romania
5. “Petru Poni” Institute of Macromolecular Chemistry
6. Inorganic Chemistry Laboratory
7. Faculty of Chemistry
8. University of Bucharest
9. Institut für Anorganische und Analytische Chemie
10. Friedrich-Schiller-Universität Jena
11. 07743 Jena
12. Germany
13. Department of Physical Chemistry
14. “I. Murgulescu” Institute of Physical Chemistry