Authors
Wiesław Ostrowski
University of Warsaw, Faculty of Geography and Regional Studies Department of Geoinformatics, Cartography and Remote Sensing, Warsaw, Poland
Izabela Karsznia
University of Warsaw, Faculty of Geography and Regional Studies Department of Geoinformatics, Cartography and Remote Sensing, Warsaw, Poland
Tomasz Panecki
Institute of History, Polish Academy of Sciences Department of Historical Atlas, Warsaw, Poland