Authors
Zane Indzere
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Anna Kubule
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Lauma Zihare
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Ilze Vamza
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Dagnija Blumberga
Institute of Energy Systems and Environment, Riga Technical University, Latvia