Authors
Władysław Homenda
The Faculty of Mathematics and Information Science, Warsaw University of Technology, Poland
The Faculty of Economics and Informatics in Vilnius, University of Bialystok, Vilnius, Lithuania
Agnieszka Jastrzȩbska
The Faculty of Mathematics and Information Science, Warsaw University of Technology, Poland
The Systems Research Institute Polish Academy of Sciences, Warsaw, Poland
Witold Pedrycz
The University of Alberta, Edmonton, Canada
The Systems Research Institute Polish Academy of Sciences, Warsaw, Poland
Fusheng Yu
The Beijing Normal University, Beijing, China