?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aulast=Gonzalez&rft.aufirst=Gonzalo+Hugo&rft.au=Gonzalez%2C+Gonzalo+Hugo&rft.degree=Doctoral&rft.tpages=442&rft.inst=UCL+(University+College+London)&rft.title=Lithogeochemical+exploration+for+shale-hosted+Pb-Zn+deposits+in+south-west+Ireland&rft.date=1994