GROWE, Anna; FREYTAG, Tim. Image and implementation of sustainable urban development: Showcase projects and other projects in Freiburg, Heidelberg and Tübingen, Germany. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 77, n. 5, p. 457–474, 2019. DOI: 10.2478/rara-2019-0035. Disponível em: https://rur.oekom.de/index.php/rur/article/view/304.. Acesso em: 3 may. 2024.