?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Robert&rft.aulast=Bothmann&rft.au=Bothmann%2C+Robert&rft.title=Batchloading+MARC+21+Records+in+Aleph&rft.date=2011&rft.genre=proceeding