Authors
S. Orlova
Institute of Physical Energetics, Riga, Latvia
V. Pugachov
Institute of Physical Energetics, Riga, Latvia
R. Otankis
Institute of Physical Energetics, Riga, Latvia
© 2018 S. Orlova, V. Pugachov, R. Otankis, published by Institute of Physical Energetics
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.