1. Faculty of Arts and Humanities, Institute of History and Archaeology, University of Tartu, Tartu, Estonia
2. School of Humanities, Institute of History, Archaeology and Art History, Tallinn University, Tallinn
3. Archaeological Research Collection, Tallinn University, Tallinn, Estonia
4. Institute of Chemistry, University of Tartu, Tartu, Estonia
5. Swedish Collegium for Advanced Study (SCAS), Linneanum, Uppsala, Sweden