Anna Debowska (2014). HIGH RESOLUTION IMPERVIOUS AND TREE COVER LAYERS AS AN ADDITIONAL SOURCE OF DATA ON LAND COVER STATUS IN POLAND. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on INFORMATICS, GEOINFORMATICS AND REMOTE SENSING. https://doi.org/10.5593/sgem2014/b23/s11.083