1. Faculty of Mathematics and Natural Sciences
2. Cardinal Stefan Wyszyński University
3. ul. Wóycickiego 1/3
4. Warsaw 01-938
5. Poland
6. Department of Inorganic Chemistry and Technology, Jožef Stefan Institute
7. SI-1000 Ljubljana
8. Slovenia
9. Department of Physics
10. Faculty of Science
11. The Maharaja Sayajirao University of Baroda
12. Vadodara 390002
13. India
14. High Pressure and Synchrotron Radiation Physics Division
15. Bhabha Atomic Research Centre
16. Mumbai 400085