Authors
Marika Kacare
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Latvia
Ieva Pakere
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Latvia
Armands Grāvelsiņš
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Latvia
Dagnija Blumberga
Institute of Energy Systems and Environment, Faculty of Electrical and Environmental Engineering, Riga Technical University, Latvia