PAKULSKA, Jolanta; RUTKOWSKA, Małgorzata. Resource efficiency indicators in measuring eco-innovation in EU countries . Economics and Environment, Poland, v. 87, n. 4, p. 446, 1–14, 2024. DOI: 10.34659/eis.2023.87.4.446. Disponível em: https://ekonomiaisrodowisko.pl/journal/article/view/446.. Acesso em: 6 feb. 2025.