Service Innovation Life Cycle in a Manufacturing Ecosystem. - Mike Freitag 001; Ingo Westphal (NGEBIS, 2012)

Visualization of Interactions Between Product and Service Lifecycle Management. - Ingo Westphal; Mike Freitag 001; Klaus-Dieter Thoben (APMS (2), 2015)

Standardisation Connecting the Intitiative 'Industry 4.0' and Service Life Cycle Management. - Mike Freitag 001; Martin Zelm (IWEI Workshops, 2015)

Effects of Environmental Dynamicity on Requirements Engineering for Complex Systems. - Stefan A. Wiesner; Marco Seregni; Mike Freitag 001; Jannicke Baalsrud Hauge; Annalaura Silvestro; Klaus-Dieter Thoben (APMS (1), 2017)

Smart Service Lifecycle Management: A Framework and Use Case. - Mike Freitag 001; Stefan Wiesner (APMS (2), 2018)

Agile Guideline for Development of Smart Services in Manufacturing Enterprises with Support of Artificial Intelligence. - Mike Freitag 001; Oliver Hämmerle (APMS (1), 2020)

Guideline to Develop Smart Service Business Models for Small and Medium Sized Enterprises. - Mike Freitag 001; Christian Schiller; Oliver Hämmerle (APMS (5), 2021)

Digitalization of Services for Volunteers in Non-profit Organization. - Mike Freitag 001; Oliver Hämmerle (APMS (1), 2022)

Reference Model for Product-Service Systems with an Use Case from the Plating Industry. - Christian Schiller; Mike Freitag 001; Alexander Leiden; Christoph Herrmann 001; Alexander Gorovoj; Patric Hering; Sascha Hering (APMS (1), 2022)

Volunteering Service Engineering in Non-profit Organizations. - Michael Freitag 004; Oliver Hämmerle (APMS (1), 2023)

From Product-Service Systems to Smart Product-Service Systems. A Survey About German Companies and Practical Implications. - Christian Schiller; Mike Freitag 001; Oliver Hämmerle (APMS (6), 2024)