?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Snaebjornsson%2C+J.+Th.&rft.aulast=Snaebjornsson&rft.aufirst=J.+Th.&rft.date=2008&rft.title=THE+DURATION+CHARACTERISTICS+OF+EARTHQUAKE+GROUND+MOTIONS&rft.btitle=Proceeding+of+The+14+th+World+Conference+on+Earthquake+Engineering&rft.genre=bookitem