1. Faculty of Sport, University of Ljubljana, Ljubljana, Slovenia
2. Science and Research Centre Koper, Institute for Kinesiology Research, Koper, Slovenia
3. Faculty of Sports Studies, Masaryk University, Brno, Czech Republic
4. Department of Health Sciences, Alma Mater Europaea – ECM-, Maribor, Slovenia
5. Faculty of Sport and Physical Education, University of Sarajevo, Sarajevo, Bosnia and Herzegovina