[1]
Schultz M.A., B. et al. 2002. Indicator-based controlling of cantonal guiding planning in Switzerland: A model for regional planning in Germany?. Raumforschung und Raumordnung | Spatial Research and Planning. 60, 5-6 (Sep. 2002), 366–376. DOI:https://doi.org/10.1007/BF03184194.