?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Stephen&rft.aulast=Elfstrand&rft.au=Elfstrand%2C+Stephen&rft.title=MnPALS+Plus+-+Budget-Friendly+Open+Source+Discovery+&rft.date=October+2009&rft.genre=proceeding