1Dyo V. and C. Mascolo. Adaptive distributed indexing for spatial queries in sensor networks. 2005 Inter.Workshop on Database and Expert Systems Applications.
2Amato G., P. Baronti, and S.Chessa. Query optimization for wireless sensor network databases in the MadWise system..Sistemi evoluti per Basi di Dati (SEBD'07). 17-20 Giugno 2007, pp.242-249.
3S.Madden,R.Szewczyk, J.M.Franklin,D.Culler.Supporting aggregate queries over ad-hoc wireless sensor networks. In Proceeding of the Workshop on Mobile Computing and Systems Applications. Los Alamitos: IEEE Computer Press, 2002.49-58.
4Yao Y, Gehrke J.The cougar approach to in-network query proeessing in sensor networks.SIGMOD Record, 2002,31(3): 9-18.
5G.Kollios,J.Considine,F.Li, and J.Byers. Approximate aggregation techniques for sensor datbases. In ICDE,2004.
