Fuchs, M., Unger, P., Seitz, M., & Greiving, S. (2024). A process-based model to evaluate cooperation between a function-sharing city alliance: The example of the Harz planning region, Germany. Raumforschung Und Raumordnung | Spatial Research and Planning, 82(6), 502-518. https://doi.org/10.14512/rur.2549 (Original work published 2024)