(EN) Ninghui Li, Ziad Bizri, and Mahesh V. Tripunitara . Tripunitara, On mutually exclusive roles and separation-of-duty, (PDF), in 11th ACM conference on Computer and Communications Security, 2004, pp. 42–51.
(EN) A. A. Elliott e G. S. Knight, Role Explosion: Acknowledging the Problem (PDF), in Proceedings of the 2010 International Conference on Software Engineering Research & Practice, 2010.
tynamo.org
Kalle Korhonen, tapestry-security-jpa, su tynamo.org. URL consultato il 13 dicembre 2017.