?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Todd&rft.aulast=Bruns&rft.au=Bruns%2C+Todd&rft.title=Improving+resource+discovery+and+access+with+Xerxes+open+source+software+at+the+University+of+Wisconsin-Madison&rft.date=May+2011&rft.genre=proceeding