?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Venthoye&rft.au=Venthoye%2C+Maria+Geraldine&rft.aufirst=Maria+Geraldine&rft.date=1997&rft.tpages=256&rft.title=Characterisation+of+an+amorphous+dry+powder+aerosol+system&rft.inst=UCL+(University+College+London)&rft.degree=Doctoral