Sul, R., 		Brandão, B., 		Azevedo, L., 		Baião, F., & 		Cappelli, C.
(2015).
 Management of Authorization Rules Using Conceptual Model.
In <em>Proceedings of the 11th Brazilian Symposium on Information Systems</em>, (pp. 339-346). Porto Alegre: SBC.
doi:10.5753/sbsi.2015.5835