1. Graduate School “Human Development in Landscapes,”; Christian-Albrechts-University of Kiel; Kiel 24098 Germany
2. Institute for Prehistoric and Protohistoric Archaeology; Christian-Albrechts-University of Kiel; Kiel 24098 Germany
3. Leibniz Laboratory for Radiometric Dating and Stable Isotope Research; Christian-Albrechts-University of Kiel; Kiel 24118 Germany