?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Hu&rft.aufirst=Michael+Junke&rft.au=Hu%2C+Michael+Junke&rft.date=1994&rft.tpages=223&rft.title=An+Intelligent+Hypertext+System&rft.inst=UCL+(University+College+London)&rft.degree=Doctoral