?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Eckert%2C+Kai&rft.aulast=Eckert&rft.aufirst=Kai&rft.date=2011&rft.title=Extending+DCAM+for+Metadata+Provenance&rft.btitle=Proceedings+of+the+International+Conference+on+Dublin+Core+and+Metadata+Applications%2C+DC-2011&rft.genre=proceeding