1. Data caching issues in an information retrieval system;Alonso;ACM TODS,1990
2. Gambling in a rigged casino: The adversarial multi armed bandit problem;Auer,1995
3. The failure and recovery problem for replicated distributed databases;Bernstein;ACM TODS,1984
4. Bandit problems: sequential allocation of experiments;Berry,1985
5. The anatomy of a large-scale hypertextual web search engine;Brin,1998