B. Denkena, M. Dittrich, and F. Winter. Cyber-Physical and Gentelligent Systems in Manufacturing and Life Cycle, chapter 3.1.1, Academic Press, London, (2017)
P. Lessel, M. Müller, and A. Krüger. Proceedings of the 33rd Annual ACM Conference Extended Abstracts on Human Factors in Computing Systems (CHI EA '15), Seoul, Republic of Korea, page 1809--1814. New York, ACM, (2015)