1. Faculty of Mechanical Engineering, Energy Institute, Brno University of Technology, Technicka, The Czech Republic
2. Faculty of Mechanical Engineering, Institute of Mathematics, Brno University of Technology, Technicka, The Czech Republic
3. Department of Hematology and Blood Transfusion, Hospital Kromeriz, Kromeriz, The Czech Republic
4. Environmental Physics Department, Centre for Energy Research, Konkoly-Thege Miklós, Budapest, Hungary