HÜBLER, Karl-Hermann. The creation of equivalent living conditions in all sub-areas: Isn’t that also a task of spatial planning and state planning in Germany?. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 63, n. 1, p. 55–62, 2005. DOI: 10.1007/BF03183456. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1476. Acesso em: 22 sep. 2026.