GRETA, Marianna; OTTO, Jacek. Euroregional Multifunctionality and its Importance in the Activation of Border Areas. Comparative Economic Research. Central and Eastern Europe, [S. l.], v. 22, n. 1, p. 107–121, 2019. DOI: 10.2478/cer-2019-0007. Disponível em: https://www.czasopisma.uni.lodz.pl/CER/article/view/4487. Acesso em: 8 dec. 2025.