@string{ICALP09 = {Proceedings of the 36th International Colloquium on
Automata, Languages, and Programming (ICALP)}}

@inproceedings{BK09,
  author    = {Luca Becchetti and
               Elias Koutsoupias},
  title     = {Competitive Analysis of Aggregate Max in Windowed Streaming},
  booktitle = ICALP09,
  year      = {2009},
  pages     = {156-170},
  ee        = {http://dx.doi.org/10.1007/978-3-642-02927-1_15},
}