1. University of California Irvine,Department of Computer Science,Irvine,USA
2. Institute of Bio-Economy and Agri-Technology,Center for Research and Technology Hellas,Volos,Greece
3. AIDEAS OÜ Narva mnt 5,Tallinn,Harju maakond,Estonia
4. University of Thessaly,Faculty of Technology,Energy Systems Department,Geopolis Campus,Larissa,Greece,41500