?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=David+Stuart&rft.aulast=Coombes&rft.au=Coombes%2C+David+Stuart&rft.date=1997&rft.inst=UCL+(University+College+London)&rft.degree=Doctoral&rft.title=Towards+the+a+priori+prediction+of+molecular+crystal+structures&rft.tpages=137