Authors
E. Groza
Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
K. Gicevskis
Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
O. Linkevics
Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
S. Kiene
Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia