S. Lohmann, J. Kaltz, und J. Ziegler. Models in Software Engineering, Volume 4364 von Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2007)
L. Lee, Y. Juan, K. Lee, W. Tseng, H. Chen, und Y. Tseng. Proceedings of the 2012 ACM conference on Computer and communications security, Seite 992--994. New York, NY, USA, ACM, (2012)