• Walter Cai, Magdalena Balazinska, Dan Suciu,
  Pessimistic Cardinality Estimation: Tighter Upper Bounds for Intermediate Join Cardinalities
  In Proceedings of the 2019 International Conference on Management of Data, SIGMOD Conference 2019, Amsterdam, The Netherlands, June 30 - July 5, 2019., pp. 18--35, 2019