41964document21287Decl_IS_Frettsome_12_PhD.pdfapplication/pdfc8311d85aea7f478d14b7e5e93326ab7MD51452952012-07-05 14:38:51http://etheses.bham.ac.uk//id/eprint/3512/5/Decl_IS_Frettsome_12_PhD.pdf