EINIG, Klaus. Spatial Planning and Cultural Landscapes from an Institutional Point of View. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 68, n. 1, p. 15–24, 2010. DOI: 10.1007/s13147-009-0001-2. Disponível em: https://rur.oekom.de/index.php/rur/article/view/840.. Acesso em: 20 jul. 2024.