POLLERMANN, Kim. Possibilities of evaluating the Regional Joint Preparatory Land Use Plan as exemplified by the Ruhr area. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 66, n. 4, p. 333–345, 2008. DOI: 10.1007/BF03183134. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1239. Acesso em: 26 sep. 2026.