https://ogma.newcastle.edu.au/vital/access/ /manager/Index en-au 5 Dynamic delegation framework for role based access control in distributed data management systems https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:31623 Sat 24 Mar 2018 08:45:07 AEDT ]]> Reasoning about dynamic delegation in role based access control systems https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:31558 Sat 24 Mar 2018 08:44:25 AEDT ]]>