Information Processing and Management, Volume 21

Volume 21, Number 1, 1985

Volume 21, Number 2, 1985

Volume 21, Number 3, 1985

Volume 21, Number 4, 1985

Volume 21, Number 5, 1985

Volume 21, Number 6, 1985

a service of Schloss Dagstuhl - Leibniz Center for Informatics