?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Nayak%2C+Harish&rft.aulast=Nayak&rft.aufirst=Harish&rft.date=6+June+2007&rft.title=Using+MetaLib's+X-Server+to+Develop+Metasearching+Interfaces&rft.genre=proceeding