@InProceedings {bjs.oo94,
author = {E. Bertino and S. Jajodia and P. Samarati},
editor = {B. Thuraisingham and R. Sandhu and {T.Y.} Lin},
booktitle = {Security for Object-Oriented Systems},
title = {Enforcing Mandatory Access Controls in Object Bases},
publisher = {Springer Verlag London Ltd.},
pages = {96-116},
year = {1994}
}