Authors
Ieva Pakere
Riga Technical University, Latvia
Lina Murauskaite
Lithuanian Energy Institute, Kaunas, Lithuania
Anna Volkova
Tallinn University of Technology, Tallinn, Estonia
© 2021 Eduard Latõšov, Ieva Pakere, Lina Murauskaite, Anna Volkova, published by Riga Technical University
This work is licensed under the Creative Commons Attribution 4.0 License.