Authors
A. Vallis
Riga, Latvia
I. Stamure
Riga Technical University, Institute of Civil Engineering and Real Estate Economics, Riga, Latvia
M. Reiniks
Riga Technical University, Department of Geomatics, Riga, Latvia
I. Geipele
Riga Technical University, Institute of Civil Engineering and Real Estate Economics, Riga, Latvia
N. Zeltins
Institute of Physical Energetics, Riga, Latvia