Ontology Building for Cyber-Physical Systems: Application in the Manufacturing Domain. - Constantin Hildebrandt; Aljosha Köcher; Christof Küstner; Carlos-Manuel López-Enríquez; Andreas W. Müller; Birte Caesar; Claas Steffen Gundlach; Alexander Fay (IEEE Trans Autom. Sci. Eng., 2020)

The Digital Twin of a System: A Structure for Networks of Digital Twins. - Leif-Thore Reiche; Claas Steffen Gundlach; Gian Frederik Mewes; Alexander Fay (ETFA, 2021)

Extracting Functional Machine Knowledge from STEP Files for Digital Twins. - Birte Caesar; Nico Jansen; Maximillian Weigand; Malte Ramonat; Claas Steffen Gundlach; Alexander Fay; Bernhard Rumpe (ETFA, 2022)