Tamas Erdélyi, Texas A&M University, Texas, USA
Mario Krnić, University of Zagreb, Zagreb, Croatia
Zsolt Páles, University of Debrecen, Debrecen, Hungary
Ivan Perić, University of Zagreb, Zagreb, Croatia
Lars-Erik Persson, Luleå University of Technology, Luleå, Sweden
Vladimir Dmitrievič Stepanov, Steklov Mathematical Institute of Russian Academy of Sciences, Moscow, Russia

(in alphabetic order)