Authors
Kaspars Plotka
Riga Technical University,, Riga, Latvia
Sanda Geipele
Riga Technical University,, Riga, Latvia
© 2018 Jānis Zvirgzdiņš, Kaspars Plotka, Sanda Geipele, published by Riga Technical University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.