Beya Ouertani
University of Tunis El Manar-IPEIEM LMPE-ENSIT-University of Tunis
Osman Adiguzel
Firat University, Elazig, Turkey
Paulo César DE MORAIS
Catholic University of Brasília, BRAZIL & University of Brasília, BRAZIL
Tomasz Kisilewicz
Cracow University of Technology Zweryfikowany
Takashiro Akitsu
Tokyo University of Science
Mariusz Jabłoński
Lodz University of Technology