M. Jensen, Ar. “The Transformation of Swiss Mountain Regions: Problems of Development Between Self-Reliance and Dependency in an Economic and Ecological Perspective. Ernst A. Brugger., (et al.), (eds.).”. Geografisk Tidsskrift 85 (januar 1, 1985). Set oktober 27, 2020. https://tidsskrift.dk/geografisktidsskrift/article/view/44120.