(1984)National Conference and Exhibition on Computers National Conference and Exhibition on Computers International conference and Exhibition on Engineering software (N.Y.)International Conference on Circuit and Computer International 'conference on Scientific computation IEEE International Conference on Circuit and Computer IEEE Internaitonal Conference on Circuits and Computers AATCC 1984 international Conference and Exhibition:book of papers,Chicago,Ill,1984 (1988)International Conference on Supercomputing (1990)International Conference on Expert Planning Systems