Christophe Baradel Yves Eychenne Laurent Junot Bruno Kohen Michel Simatic Fault-tolerance and on-line maintainability in a process control supervision system. 65-73 1995 2 Distributed Systems Engineering 2 http://dx.doi.org/10.1088/0967-1846/2/2/001 db/journals/dse/dse2.html#BaradelEJKS95