KUBIK, Renata. Economic and environmental aspects of agricultural efficiency of new and old member states of the European Union – is there a chance to reduce the differences?. Economics and Environment, Poland, v. 92, n. 1, p. 822, 2025. DOI: 10.34659/eis.2025.92.1.822. Disponível em: https://ekonomiaisrodowisko.pl/journal/article/view/822.. Acesso em: 26 apr. 2025.