Authors
D. Haritonova
Institute of Geodesy and Geoinformatics, University of Latvia 3 Jelgavas Str, Riga, Latvia
A. Zarins
Institute of Geodesy and Geoinformatics, University of Latvia 3 Jelgavas Str, Riga, Latvia
A. Rubans
Institute of Geodesy and Geoinformatics, University of Latvia 3 Jelgavas Str, Riga, Latvia