Amol Deshpande Suman Nath Phillip B. Gibbons Srinivasan Seshan Cache-and-Query for Wide Area Sensor Databases. 503-514 2003 conf/sigmod/2003 SIGMOD Conference db/conf/sigmod/sigmod2003.html#DeshpandeNGS03 http://doi.acm.org/10.1145/872757.872818