Authors
Gunārs Valdmanis
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
Madara Rieksta
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
JSC Rigas Siltums, Riga, Latvia
Ilze Luksta
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
Gatis Bazbauers
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia