1. Department of Classical World and Asian Cultures, Institute of Prehistory and Protohistory, Friedrich-Alexander Universität Erlangen–Nürnberg, 91054 Erlangen, Germany
2. Department of Chemical Research Support, Weizmann Institute of Science, Rehovot 7632706, Israel
3. Institute of Prehistory and Protohistory, Albertus-Magnus-Universität zu Köln, 50923 Cologne, Germany