1. Département de Chimie Physique
2. Université de Genève
3. 1211 Genève, Switzerland
4. Faculty of Physics
5. Al. I. Cuza University
6. 700506 Iasi, Romania
7. Laboratoire de Crystallographie
8. Faculty of Chemistry
9. University of Wroclaw
10. 50-383 Wroclaw, Poland