@inproceedings{CormodeGarofalakis05VLDB,
	author={G. Cormode and M. Garofalakis},
	booktitle={International Conference on 
                  Very Large Data Bases ({VLDB})},
	pages={13--24},
	title={Sketching Streams Through the Net:
                  Distributed Approximate Query Tracking},
	year=2005,
}