1. Alves, V., Gheyi, R., Massoni, T., Kulesza, U., Borba, P., Lucena, C.: Refactoring product lines. In: GPCE 2006, pp. 201–210. ACM, New York (2006)
2. Atkinson, C., Bayer, J., Muthig, D.: Component-based product line development: The kobrA approach. In: Donohoe, P. (ed.) SPLC 2000, pp. 289–309 (2000)
3. Bäumer, D., Riehle, D., Siberski, W., Wulf, M.: The Role Object Pattern. In: PLoP 1997 (1997) (submitted), citeseer.ist.psu.edu/baumer97role.html
4. Lecture Notes in Computer Science;E. Cirilo,2008
5. Cirilo, E., Kulesza, U., Lucena, C.: A Product Derivation Tool Base on Model-Driven Techniques and Annotations. Journal of Universal Computer Science (2008)