ZYGMUNT, Justyna. Company Innovation and Regional Development. The Case of Opolskie Voivodship. Regional Barometer. Analyses & Prognoses, [S. l.], v. 11, n. 3, p. 129–134, 2013. DOI: 10.56583/br.1121. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/1121. Acesso em: 29 apr. 2025.