1. CNRS, ICMCB
2. UMR 5026
3. F-33600 Pessac
4. France
5. Univ. Bordeaux
6. LCPO
7. CNRS UMR 5629
8. Université de Bordeaux
9. Bordeaux-INP
10. Pessac 33607 Cedex
11. DIEF – Department Industrial Engineering and INSTM Research Unit
12. University of Florence
13. Via S. Marta 3
14. I-50139 Florence
15. Italy