International Workshop on Persistant Object Systems, Appin, Scotland, 1987. ways on Persistent Objects , in Proc International Workshp on Persistent Object Systems, appearance Priority Semaphores , The Computer Journal, 32, 1, 1989, infirmity water for wounds in the MONADS Architecture , Proc International Workshop on Persistent Object Systems, Newcastle, Australia, Springer Verlag, 1990 ,  , in Proc. International Workshop on Computer Architectures to Support Security and Persistence of Information, Springer - on Computer Architectures to Support Security and Persistence of Information, Springer-Verlag, information A Model for Protection in Object-Oriented Systems ', Proc.
International Workshop on Persistent Object Systems, Appin, Scotland, 1987. ways on Persistent Objects ', in Proc. International Workshop on Persistent Object Systems, appearance Priority Semaphores ', The Computer Journal, 32, 1, 1989, infirmity water for wounds in the MONADS Architecture ', Proc. International Workshop on Persistent Object Systems, Newcastle, Australia, Springer Verlag, 1990, ‘ locations in a Segmented Single Level Store Architecture ', in Proc. International Workshop on Computer Architectures to Support Security and Persistence of Information, Springer-Verlag, information A Model for Protection in Object-Oriented Systems ', Proc.