?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Jamie+Paul&rft.au=Walton%2C+Jamie+Paul&rft.aulast=Walton&rft.tpages=121&rft.title=Algebraic+properties+of+surface+fibrations&rft.date=1997&rft.degree=Doctoral&rft.inst=UCL+(University+College+London)