Balázs, Katalin. “The Agri-Environmental Footprint Project: International Researches at the Department of Environmental Economics, Szent Istvan University”.
TÁJÖKOLÓGIAI LAPOK 5, no. 2 (December 28, 2007): 403. Accessed April 6, 2025.
https://journal.uni-mate.hu/index.php/tl/article/view/4418.