I. Gräßler and P. Taplick, “Interconnection of a System- and Process-Based Matrix for Virtual Engineering on the Basis of the Product Life Cycle,” in 5th International Conference Production Engineering and Management, 2015, pp. 43–53.

I. Gräßler, A. Pöhler, and P. Scholle, “CPPS - Based Market Access Opportunities for Production Capacity Providers,” in 5th International Conference Production Engineering and Management, 2015, pp. 67–77.