44624document22119Decl_IS_Tchuenboumagaia_12_PhD.pdfapplication/pdfd82f7dc8d8a156ca35e430645253f64aMD51564552012-09-26 13:18:48http://etheses.bham.ac.uk//id/eprint/3594/8/Decl_IS_Tchuenboumagaia_12_PhD.pdf