1. Dpt. of Applied Mathematics and Computatonal Sciences, University of Cantabria, Spain and Faculty of Pharmaceutical Sciences, Toho University, Japan
2. Faculty of Electrical Engineering & Computer Science, University of Maribor, Slovenia and Dpt. of Applied Mathematics and Computatonal Sciences, University of Cantabria, Spain
3. IT & Educational Consultant, India and Decision Sciences & Modeling Program, Victoria University, Australia
4. Faculty of Electrical Engineering & Computer Science, University of Maribor, Slovenia