A. Finkelstein. Proceedings of the 11th International Conference on Database and Expert Systems Applications, Seite 1-5. London, UK, Springer-Verlag, (2000)
C. Nentwich, W. Emmerich, und A. Finkelstein. Proceedings of the 25th International Conference on Software Engineering, Seite 455--464. Washington, DC, USA, IEEE Computer Society, (2003)