1. Engelhardt, R. , Birkhofer, H. , Kloberdanz, H. and Mathias, J. (2009), “Uncertainty-Mode- and Effects-Analysis – an Approach to Analyze and Estimate Uncertainty in the Product Life Cycle”, DS 58-2: Proceedings of ICED 09, the 17th International Conference on Engineering Design, Vol. 2, Design Theory and Research Methodology, Palo Alto, CA, USA, 24.-27.08.2009, pp. 191–202.
2. International Organization for Standardization (2009), Risk management: Vocabulary (ISO Guide 73), November 2009, Beuth, Berlin.
3. Matt, D.T. and Rauch, E. (2020), “SME 4.0: The Role of Small- and Medium-Sized Enterprises in the Digital Transformation”, in Zsifkovits, H. , Modrák, V. and Matt, D.T. (Eds.), Industry 4.0 for SMEs: Challenges, Opportunities and Requirements, Springer; OAPEN Foundation, pp. 3–36.
4. Deutsches Institut für Normung e. V. (2015), Quality management systems: Fundamentals and vocabulary (DIN EN ISO 9000), November 2015, Beuth, Berlin.