4719document3295Decl_IS_Sakulsermsuk11PhD.pdfapplication/pdff40c1e1ae4b07549b2400a021ec8dd36MD51465242011-07-19 16:33:31http://etheses.bham.ac.uk//id/eprint/1337/2/Decl_IS_Sakulsermsuk11PhD.pdf