Schiller, G. et al. 2012. Resource Efficiency of Settlement Structures: Terms, Conceptual Implications and Connecting Factors to the Resilience Debate. Raumforschung und Raumordnung | Spatial Research and Planning. 70, 4 (Aug. 2012), 377–386. DOI:https://doi.org/10.1007/s13147-012-0168-9.