?url_ver=Z39.88-2004&rft_id=doi%3A10.1023%2FB%3ABEEE.0000038950.95341.74&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Douglas%2C+John&rft.aulast=Douglas&rft.aufirst=John&rft.issue=1&rft.volume=2&rft.date=2004&rft.issn=1570-761X&rft.atitle=On+the+Incorporation+of+the+Effect+of+Crustal+Structure+into+Empirical+Strong+Ground+Motion+Estimation&rft.title=Bulletin+of+Earthquake+Engineering&rft.pages=75-99&rft.genre=article