Jähnke, P. and Mahnken, G. 2007. Knowledge and the emergence of a spatial model in the Metropolitan Region Berlin and Brandenburg — Strategies, options, conflicts. Raumforschung und Raumordnung | Spatial Research and Planning. 65, 6 (Nov. 2007), 489–501. DOI:https://doi.org/10.1007/BF03183902.