1. Institute for the Study of the Ancient World, New York University, New York, U.S.A.
2. Eurasien-Abteilung, Deutsches Archäologisches Institut, Berlin, Germany
3. Samarkand Archaeological Institute, Cultural Heritage Agency of the Republic of Uzbekistan, Samarkand, Uzbekistan
4. Joukowsky Institute for Archaeology and the Ancient World, Brown University, Providence, U.S.A.
5. Ohio State University, Columbus, U.S.A.
6. Institute of Archeology of the Czech Academy of Sciences, Prague, Czech Republic