Authors
beata.konopska@poczta.umcs.lublin.pl
Maria Curie-Skłodowska University, Faculty of Earth Sciences and Spatial Management Department of Geomatics and Cartography, Lublin, Poland
Dawid Kowalski
Maria Curie-Skłodowska University, Faculty of Earth Sciences and Spatial Management Department of Geomatics and Cartography, Lublin, Poland