> Verlagsreihe
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4:
Proceedings of the [Fourth] IFIP WG 11.3 Workshop on Database Security Halifax, UK, 18 - 21 September 1990 ed. by Sushil Jajodia
Amsterdam [u.a.]: North-Holland, 1988-1989
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2:
Database security 2 Kingston, Ontario, Canada, 5 - 7 Oct., 1988
Amsterdam [u.a.]: North-Holland, 1988-1989
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[1]:
Database security [1] Annapolis, Maryland, USA, Oct. 1987 / ed. by Carl E. Landwehr
Amsterdam [u.a.]: North-Holland, 1988-1989