WYSOKIŃSKA, Zofia. European Union Environmental Policy and Foreign Trade in Environmental Products in Central and Eastern Europe with Special Reference to Poland. Comparative Economic Research. Central and Eastern Europe, Poland, v. 10, n. 3, p. 113–132, 2007. DOI: 10.18778/1508-2008.10.16. Disponível em: https://czasopisma.uni.lodz.pl/CER/article/view/29787. Acesso em: 16 aug. 2026.