1. Department of Real Estate Management and Regional Development, The Faculty of Geodesy, Geospatial and Civil Engineering, University of Warmia and Mazury in Olsztyn , Olsztyn , Poland ;
2. Institute of Geoinformation and Cartography, The Faculty of Geodesy, Geospatial and Civil Engineering, University of Warmia and Mazury in Olsztyn , Olsztyn , Poland ;
3. DICATECh Department, Technical University Politecnico di Bari , Bari , Italy