?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Gruenthal%2C+Gottfried&rft.aulast=Gruenthal&rft.aufirst=Gottfried&rft.issue=6&rft.volume=42&rft.date=December+1999&rft.issn=0365-2556&rft.atitle=Seismic+hazard+assessment+for+Central%2C+North+and+Northwest+Europe%3A+GSHAP+Region+3&rft.title=Annali+di+Geofisica&rft.pages=999-1011&rft.genre=article