IFIP International Conference on Computer Security and Information Integrityin our Changing World.IFIP International Conference on Computer Security and Information Integrityin our Changing World(6th : 1990 : Finland)：Computer Security and information Integrity.North-Holland,1991.
IFIP International Conference on Computer Security and Information Integrityin our Changing World(6th : 1990 : Finland)：Computer Security and information Integrity
IFIP International Conference on Computer Security and Information Integrityin our Changing World.North-Holland,1991.
