T. Linner, M. Kranz, L. Roalter, und T. Bock. Proceedings of the 2010 Sixth International Conference on Intelligent Environments, Seite 295--300. Washington, DC, USA, IEEE Computer Society, (Juli 2010)
C. Krueger. PFE '01: Revised Papers from the 4th International Workshop on Software Product-Family Engineering, Seite 282--293. London, UK, Springer, (2002)