4914document3412Decl_IS_Phongtongpasuk_11_PhD.pdfapplication/pdfee3c1a039e71e229f49324934e5dc67dMD54708032011-07-19 16:35:26http://etheses.bham.ac.uk//id/eprint/1419/2/Decl_IS_Phongtongpasuk_11_PhD.pdf