Rydzewski, Paweł. “Sustainable Development As Seen by the Residents of Eastern and Western Europe on the Basis of ISSP Environment Data”. Problemy Ekorozwoju / Problems of Sustainable Development 10, no. 1 (January 5, 2015): 49–53. Accessed December 15, 2025. https://ph.pollub.pl/index.php/preko/article/view/4926.