Authors
Piotr Dziwiński
Department of Computer Engineering, Czestochowa University of Technology, Częstochowa, Poland
Andrzej Przybył
Department of Computer Engineering, Czestochowa University of Technology, Częstochowa, Poland
Paweł Trippner
Management Department, University of Social Sciences, Łódź
Clark University
Józef Paszkowski
Information Technology Institute, University of Social Sciences, Łódź
Clark University
Yoichi Hayashi
Meiji University, Japan