1. Feature models, grammars and propositional formulas, Proc 9th Int Conf Software Product Lines, SPLC 2005, Rennes, France, 2005, Springer LNCS 3714, pp. 7– 20.
2. , , and , PuLSE-I: Deriving instances from a product line infrastructure, Proc 7th IEEE Int Conf Workshop Eng Comput Based Syst (ECBS 2000), Edinburgh, UK, 2000, pp. 237– 245.
3. Product line engineering, the state of the practice
4. and , Software product lines: Practices and patterns, Addison-Wesley, Reading, MA, 2001.
5. Quality function deployment, Addison-Wesley, Reading, MA, 1995.