TÖNNIES, Gerd. Research of the German Academy for Regional Research and Regional Planning on the Spatial Impacts of Demographic Change. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 62, n. 2, p. 149–156, 2004. DOI: 10.1007/BF03184366. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1533.. Acesso em: 3 may. 2024.