License granted by Martine Abramovici (martine.abramovici@tin.it) on 2009-01-22T22:06:58Z (GMT): DECLARATION

This thesis is my own work and, to the best of my knowledge and belief, it contains:

Third Party Copyright Statement

I have either used no substantial portions of third party copyright material, including charts,
diagrams, graphs, photographs or maps, in my thesis or I have obtained permission for such material
to be made accessible worldwide via the internet. If permission has not been obtained, I have
asked/will ask the Library to remove the third party copyright material from the digital copy.