WĘGLARZ, M. . Innovation of the Polish economy in comparison with the EU member states. Economic and Environmental Studies, [S. l.], v. 18, n. 2 (46), p. 971–993, 2018. DOI: 10.25167/ees.2018.46.31. Disponível em: https://czasopisma.uni.opole.pl/index.php/ees/article/view/115. Acesso em: 23 nov. 2024.