1. Jožef Stefan International Postgraduate School, Jamova 39, 1000 Ljubljana, Slovenia
2. Jožef Stefan Institute, Jamova 39, 1000 Ljubljana, Slovenia
3. Faculty of Geotechnical Engineering, University of Zagreb, Hallerova Aleja 7, 42000 Varaždin, Croatia
4. Faculty of Mathematics and Physics, University of Ljubljana, Jadranska 19, 1000 Ljubljana, Slovenia
5. Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, 1000 Ljubljana, Slovenia