?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Ha%2C+Su+Wook&rft.aulast=Ha&rft.aufirst=Su+Wook&rft.date=December+2011&rft.title=Spatiotemporal+Data+Stream+Management+over+Sensor+Network+Application&rft.genre=proceeding