@INPROCEEDINGS{Ara_06,
   AUTHOR      = {Benjamin Arai and Gautam Das and Dimitrios Gunopulos and Vana Kalogeraki},
   TITLE       = {Approximating Aggregations in Peer-to-Peer Databases},
   BOOKTITLE   = {Proceedings of the twenty-second International Conference on Data Engineering (ICDE 2006)},
   YEAR        = {2006},
   MONTH       = {April},
   PAGE        = {},
   ADDRESS     = {Atlanta, Georgia},
   URL         = {http://ieeexplore.ieee.org/iel5/10757/33902/01617410.pdf?isnumber=33902&arnumber=1617410},
}