Tetsuro Majima, Osaka University, Japan

Estela Marine-Roig, University of Lleida, Spain

George A. O'Doherty, Northeastern University, USA

Heinz-Gunter, Brokmeier, Technische Universitat Clausthal, Germany

M. M. Alazaizeh, The University of Jordan, Jordan

Carlos Caceres, The University of Queensland, Australia

Osiris Canciglieri Junior, Pontifical Catholic University of Paraná, Brazil

Jozef Jurko, Technical University in Košice, Slovak Republik

Fezile Ozdamli, Near East University, Nicosia