CIOLEK, Dorota; GOLEJEWSKA, Anna; ZABLOCKA-ABI YAGHI, Adriana. Regional Innovation Systems in Poland: How to classify them?. Economy of Regions, [S. l.], v. 17, n. 3, p. 987–1003, 2021. DOI: 10.17059/ekon.reg.2021-3-19. Disponível em: https://economyofregions.org/ojs/index.php/er/article/view/1582. Acesso em: 4 apr. 2026.