1. J. Bosch, Design and Use of Software Architectures: Adopting and Evolving a Product Line Approach, Pearson Education (Addison-Wesley & ACM Press), ISBN 0-201-67494-7, May 2000.
2. J. Coplien, D. Hoffman, D. Weiss: Commonality and variability in software-engineering, IEEE Software, November/December 1999, pp. 37–45.
3. K. Czarnecki, U.W. Eisenecker: Generative programming, Methods, Tools, and Applications; Addison-Wesley, 2000.
4. D. Greefhorst, ‘Separating concerns in software logistics,’ Advanced Separation of Concerns Workshop, OOPSLA 2000, October 2000, Minneapolis.
5. J. van Gurp, J. Bosch, M. Svahnberg, ‘On the Notion of Variability in Software Product Lines,’ Accepted for The Working IEEE/IFIP Conference on Software Architecture (WICSA 2001), April 2001.