Kalinov, A., M. Posypkin, A. Lastovetsky, and I. Ledovskih,  "The Concept of Replication of Data and Expressions as a Means to Increase Reliability of Parallel Programs",  Proceedings of the 7th Russian Conference on Scientific Service in the Internet: Distributed Computing Technologies, Novorossiysk, Russia, 19-24 Sept 2005.