An Industrial Case Study of Implementing and Validating Defect Classification for Process Improvement and Quality Management. - Bernd G. Freimut; Christian Denger; Markus Ketterer (IEEE METRICS, 2005)

Why does it take that long? Establishing Product Lines in the Automotive Domain. - Christian Tischer 002; Andreas Müller 014; Markus Ketterer; Lars Geyer (SPLC, 2007)