Reichert-Schick, Anja. “Impacts of Demographic Change in Regional Differentiation: Similarities and Contradictions Between Rural Areas of Depopulation in Germany—The Example of the Regions West Pomerania and West Eifel”. Raumforschung Und Raumordnung | Spatial Research and Planning, vol. 68, no. 3, June 2010, pp. 153–168, https://doi.org/10.1007/s13147-010-0027-5.