@InProceedings {tbsbhst.role97,
    author = {R. Thomas and E. Bertino and P. Samarati and H. Bruggemann and B. Hartman and R. Sandhu and {T.C.} Ting},
    editor = {D. Spooner and S. Demurjian and J. Dobson},
    booktitle = {Database Security IX - Status and Prospects},
    title = {Panel Discussion: Role-Based Access Control and Next-Generation Security Models},
    publisher = {Chapman & Hall},
    pages = {289-298},
    year = {1997}
}