C. James and . Corbett, Spanner: Google's globally-distributed database, 2012.

N. Gupta, Scalability for Virtual Worlds, 2009 IEEE 25th International Conference on Data Engineering, 2009.
DOI : 10.1109/ICDE.2009.228

J. Keller, R. Diaconu, and M. Valero, Towards a Scalable Dynamic Spatial Database System
URL : https://hal.archives-ouvertes.fr/hal-00752862

J. Keller and G. Simon, Toward a peer-to-peer shared virtual reality, Proceedings 22nd International Conference on Distributed Computing Systems Workshops, 2002.
DOI : 10.1109/ICDCSW.2002.1030849

A. Yahyavi and B. Kemme, Peer-to-peer architectures for massively multiplayer online games, ACM Computing Surveys, vol.46, issue.1, 2013.
DOI : 10.1145/2522968.2522977