?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Castellaro%2C+S.&rft.aulast=Castellaro&rft.aufirst=S.&rft.issue=3&rft.volume=165&rft.date=June+2006&rft.issn=0956-540X&rft.atitle=Regression+problems+for+magnitudes&rft.title=Geophysical+Journal+International&rft.pages=913-930&rft.genre=article