@article {16753,
	title = {Hierarchical in-network data aggregation with quality guarantees},
	journal = {Advances in Database Technology-EDBT 2004},
	year = {2004},
	month = {2004///},
	pages = {577 - 578},
	author = {Deligiannakis,A. and Kotidis,Y. and Roussopoulos, Nick}
}
