1. André, F.: Feature Model DSL Homepage (2009), http://featuremodeldsl.codeplex.com/ (accessed February 10, 2010)
2. Antoniol, G., Canfora, G., Casazza, G., De Lucia, A., Merlo, E.: Recovering traceability links between code and documentation. IEEE Transactions on Software Engineering 28(10), 970–983 (2002)
3. Berg, K., Bishop, J., Muthig, D.: Tracing Software Product Line Variability — From Problem to Solution Space. Presented at 2005 annual research conference of the South African institute of computer scientists and information technologists on IT research in developing countries, White River, South Africa (2005)
4. CaliberRM, http://www.borland.com/us/products/caliber/index.html (accessed March 1, 2010)
5. Cho, H., Lee, K., Kang, K.C.: Feature Relation and Dependency Management: An Aspect-Oriented Approach. In: Proceedings of the 2008 12th international Software Product Line Conference, pp. 3–11. IEEE Computer Society, Washington (2008)