Authors
Agita Gancone
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
Ruta Viznere
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
Daina Kaleja
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
Jelena Pubule
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia
Dagnija Blumberga
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Riga, Latvia