1. Department of Finance and Accounting University of Latvia 5 Aspazijas blvd, Riga, LV-1050 LATVIA
2. Electronics and Telecommunications faculty Riga Technical University 12 Azenes str., Riga, LV-1048 LATVIA
3. Centre for Applied Linguistics University of Latvia 5 Aspazijas blvd, Riga, LV-1050 LATVIA