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Mechanical Working and Steel Processing Conference.Mechanical Working and Steel Processing Conference (27th : 1985 : Cleveland):Mechanical working and steel processing XXIII.ISS,1986.
IFIP Working Group 2.2/2.3 Working Conference on Programming Concepts and Methods.IFIP Working Group 2.2/2.3 Working Conference on Programming Concepts and Methods(1990 : Israel):Programming concepts and methods : proceedings.NHPC,1990.
IFIP TC3 Working Conference on Artificial Intelligence Tools in Education.IFIP TC3 Working Conference on Artifician Intelligence Tools in Education (1987 : Frascati).NHPC,1988.
Mechanical Working and Steel Processing Conference.Mechanical Working and Steel Processing Conference (25th : 1983 : Phil.):Mechanical working and steel processing XXI.AIME,1984.