European Conference on Electrotechnics.European Conference on Electrotechnics (6th : 1984 : Brighton UK)：Computers in communication and control.Peter Peregrinus Ltd.,1984.
E. Lsuger,European Conference on Electrotechnics.European Conference on Electrotechnics (5th : 1982 : Copenhagen)：Reliability in electrical and electronic components and systems.North-Holland,1982.
