Andrea Campagna Konstantin Kutzkov Rasmus Pagh Frequent Pairs in Data Streams: Exploiting Parallelism and Skew. 145-150 2011 ICDM Workshops http://doi.ieeecomputersociety.org/10.1109/ICDMW.2011.87 conf/icdm/2011w db/conf/icdm/icdmw2011.html#CampagnaKP11