URBANIEC, Maria. Monitoring system of sustainable development in the European Union. Acta Universitatis Lodziensis. Folia Oeconomica, [S. l.], v. 2, n. 313, 2016. DOI: 10.18778/0208-6018.313.10. Disponível em: https://czasopisma.uni.lodz.pl/foe/article/view/407. Acesso em: 22 dec. 2025.