Bertel , L. B.; Bertelsen, P. S.; Kruse, P. R.; Andersen, O. K.; Hansen, N. B.; Löchtefeld, M.; Nielsen, J. F. D.; Nyman, U.; Quitzau, M.-B.; Torres, M. H. Designing Successful and Sustainable Interdisciplinary PBL in Engineering Education: A Cross-Case Analysis of System Projects in Practice. IRSPBL 2025.