Authors
Haralds Siktars
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
Vladimirs Kirsanovs
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
Oskars Svedovs
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
Kristaps Kass
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia