Future-robust product portfolio development: insights into the advancement of product portfolios in companies – an interview study
M. Schlegel, M. Just, I. Wiederkehr, C. Thümmel, C. Kempf, C. Koldewey, R. Dumitrescu, A. Albers, in: Proceedings of the Design Society, Cambridge University Press (CUP), 2024, pp. 745–754.

Spearhead Data-Driven Model-Based Systems Engineering: Interview Study on Definition, Preconditions, Challenges, Potentials, and Use Cases
D. Tissen, I. Wiederkehr, R. Bernijazov, C. Koldewey, R. Dumitrescu, in: J.  Malmqvist, M. Candi, R.J. Saemundsson, F. Bystrom, O. Isaksson (Eds.), DS 130: Proceedings of NordDesign 2024, Reykjavik, Iceland, 12th - 14th August 2024, 2024.

Portals across domains: A data analysis task and documentation canvas for data-driven model-based systems engineering
D. Tissen, I. Wiederkehr, R. Bernijazov, C. Koldewey, R. Dumitrescu, in: 2024.

Sustinnovate or perish: Principles for sustainable innovation  FULL ACCESS  Chapter Sustinnovate or perish
I. Wiederkehr, D. Tissen, C. Koldewey, R. Dumitrescu, in: System Innovation for an Artificial Intelligence Era, CRC Press, 2024.

Future Robust Product Portfolio Development: Modelling Innovation Potentials in Product Portfolios
M. Schlegel, M. Just, F. Pfaff, I. Wiederkehr, C. Koldewey, C. Kempf, R. Dumitrescu, A. Albers, Procedia CIRP 128 (2024) 555–560.

How to Derive Innovation Potentials Advancing the Product Portfolio?
M. Schlegel, M. Müller, C. Kempf, A. Albers, I. Wiederkehr, C. Koldewey, R. Dumitrescu, in: The International Society for Professional Innovation Management (ISPIM), 2024, pp. 1–18.

Developing a Process Model for Future-Robust Advancement of Product Portfolios
M. Schlegel, E. Pommerer, C. Kempf, I. Wiederkehr, C. Koldewey, R. Dumitrescu, A. Albers, in: Proceedings of NordDesign 2024, The Design Society, 2024.

Future-robust evolution of product portfolios: Need for action from theory and practice
M. Schlegel, I. Wiederkehr, S. Rapp, C. Koldewey, A. Albers, R. Dumitrescu, Procedia CIRP 120 (2023) 792–797.

Interacting Forces for a Resilient, Future-robust Evolution of Product Portfolios
I. Wiederkehr, M. Schlegel, C. Koldewey, S. Rapp, R. Dumitrescu, A. Albers, Procedia CIRP 120 (2023) 816–821.

Bridging the Gap between Product Innovation and Product Planning: A literature-based Conceptual Investigation
I. Wiederkehr, C. Koldewey, R. Dumitrescu, M. Schlegel, A. Albers, in: 2023.

Ontology for Future-robust Product Portfolio Evolution: A Basis for the Development of Models and Methods
M. Schlegel, I. Wiederkehr, S. Rapp, C. Koldewey, A. Albers, R. Dumitrescu, in: A. Liu, S. Kara (Eds.), Procedia CIRP, Elsevier BV, 2023, pp. 764–769.

A Reference Process Model for Usage Data-Driven Product Planning
M. Meyer, I. Wiederkehr, M. Panzner, C. Koldewey, R. Dumitrescu, in: Proceedings of the 55th Hawaii International Conference on System Sciences, 2022, pp. 6105–6114.

Planning the Analysis of Use Phase Data in Product Planning
M. Meyer, I. Wiederkehr, C. Koldewey, R. Dumitrescu, Proceedings of the Design Society 2 (2022) 753–762.

Socio-technical risk management in the age of digital transformation – identification and analysis of existing approaches
J.S. Menzefricke, I. Wiederkehr, C. Koldewey, R. Dumitrescu, in: Procedia CIRP, 2021, pp. 708–713.

UNDERSTANDING USAGE DATA-DRIVEN PRODUCT PLANNING: A SYSTEMATIC LITERATURE REVIEW
M. Meyer, I. Wiederkehr, C. Koldewey, R. Dumitrescu, Proceedings of the Design Society (2021) 3289–3298.

Maturity-based Development of Strategic Thrusts for Socio-technical Risks
J.S. Menzefricke, I. Wiederkehr, C. Koldewey, R. Dumitrescu, Procedia CIRP 104 (2021) 241–246.