Authors
Jānis Narbuts
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
Ruta Vanaga
Institute of Energy Systems and Environment, Riga Technical University, Riga, Latvia
© 2025 Jānis Narbuts, Ruta Vanaga, published by Riga Technical University
This work is licensed under the Creative Commons Attribution 4.0 License.