Emphasizing a Service Phase Perspective for Machine Manufacturers Seeking Digital Servitization - a Taxonomy for Industrial Service Phases. - Alexander Kreyenborg; Jonas Eichholz; Daniel Hefft; Can Azkan (HICSS, 2022)

Design Knowledge for GAIA-X-compliant Ecosystems: A Literature Review. - Daniel Hefft; Nick Große (AMCIS, 2023)