• Bilal Tanatar, Bilkent University, Ankara, Turkey

  • Mehmet Ozgur Oktel, Bilkent University, Ankara, Turkey

  • Alessandro Michelangeli at SISSA, Trieste, Italy

  • Balazs Dora, at Budapest University of Technology and Economics, Hungary

  • Zsolt Gulacsi, University of Debrecen, Hungary