?url_ver=Z39.88-2004&rft_id=doi%3A10.1007%2Fs10950-012-9322-7&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Rudzinski%2C+Lukasz&rft.aulast=Rudzinski&rft.aufirst=Lukasz&rft.issue=1&rft.volume=17&rft.date=January+2013&rft.issn=1383-4649&rft.atitle=Extending+the+double+difference+location+technique%E2%80%94improving+hypocenter+depth+determination&rft.title=Journal+of+Seismology&rft.pages=83-94&rft.genre=article