?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=McArthur&rft.aufirst=JM&rft.au=McArthur%2C+JM&rft.title=The+Journal+of+Geology&rft.pages=155-170&rft.date=March+2001&rft.issue=2&rft.atitle=Strontium+Isotope+Stratigraphy%3A+LOWESS+Version+3%3A+Best+Fit+to+the+Marine+Sr%E2%80%90Isotope+Curve+for+0%E2%80%93509+Ma+and+Accompanying+Look%E2%80%90up+Table+for+Deriving+Numerical+Age&rft.volume=109&rft.genre=article