25464document15428Decl_IS_Scarpantonio11PhD.pdfapplication/pdf78bfb2bdb4884820d1b4433df2632c6dMD51551182011-10-20 13:32:02http://etheses.bham.ac.uk//id/eprint/2860/2/Decl_IS_Scarpantonio11PhD.pdf