?url_ver=Z39.88-2004&rft_id=10.1029%2F2007EO110003.++&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Johnson%2C+KS&rft.aulast=Johnson&rft.aufirst=KS&rft.issue=11&rft.volume=88&rft.date=13+March+2007&rft.issn=0096-3941&rft.atitle=Developing+standards+for+dissolved+iron+in+seawater&rft.title=Eos&rft.pages=131-132&rft.genre=article