WEGENER, Michael; SPIEKERMANN, Klaus. Sustainable spatial development: Concept for an interdisciplinary research programme. Raumforschung und Raumordnung | Spatial Research and Planning, DE, v. 58, n. 5, p. 406–417, 2000. DOI: 10.1007/BF03182931. Disponível em: https://rur.oekom.de/index.php/rur/article/view/1172. Acesso em: 15 aug. 2026.