1. Act of Polish Parliament, Prawo geodezyjne i kartograficzne (The Geodetic and Cartographic Law). Journal of Laws on 2022, item 1846, Warsaw; 1989 (in Polish).
2. Act of Polish Parliament, O infrastrukturze informacji przestrzennej (Spatial Information Infrastructure). Journal of Laws on 2010, item 489, Warsaw (in Polish).
3. Regulation of Council of Ministers, W sprawie państwowego systemu odniesień przestrzennych (Regarding the National Spatial Reference System). Journal of Laws on 2012, item 1247, Warsaw (in Polish).
4. Directive of European Parliament and of the Council, Establishing an Infrastructure for Spatial Information in the European Community (INSPIRE). Official Journal of the European Union L108 (50), Directive No. 2007/2/EC, Strasbourg; 2007.
5. National Infrastructure of Spatial Data in Poland;2022. https://mapy.geoportal.gov.pl/imap/Imgp_2.html? gpmap = gp0&locale = en.