1. The dangers of replication and a solution;Gray,1996
2. Eventually consistent;Vogels;Commun. ACM,2009
3. Implementing fault-tolerant services using the state machine approach: a tutorial;Schneider;ACM Comput. Surv.,1990
4. Treplica: ubiquitous replication;Vieira,2008
5. Implementation of an object-oriented specification for active replication using consensus;Vieira,2010