@InProceedings {bos.ifip94,
    author = {E. Bertino and F. Origgi and P. Samarati},
    editor = {J. Biskup and M. Morgesten and C.E. Landwehr},
    booktitle = {Database Security VIII - Status and Prospects},
    title = {A New Authorization Model for Object-Oriented Databases},
    publisher = {North-Holland},
    pages = {199-222},
    year = {1994}
}