Besiekierska, Agnieszka. “SPATIAL ASPECTS OF ECOMMERCE IN THE EUROPEAN UNION: PROHIBITIONS TO GEO-BLOCK OR TO DISCRIMINATE BASED ON GEOGRAPHIC LOCATION”. GIS Odyssey Journal 1, no. 2 (December 30, 2021): 93–102. Accessed May 20, 2024. https://www.gisjournal.us.edu.pl/index.php/gis-odyssey-journal/article/view/21.