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Andrzej Muczyński
University of Warmia and Mazury in Olsztyn, The Faculty of Geodesy, Geospatial and Civil Engineering, Department of Real Estate Resources, Prawocheńskiego Street 15, 10-724 Olsztyn, Poland
Marek Walacik
University of Warmia and Mazury in Olsztyn, The Faculty of Geodesy, Geospatial and Civil Engineering, Department of Land Management and Regional Development, Prawocheńskiego Street 15, 10-724 Olsztyn, Poland