MUSZYŃSKI, Robert; KOCUR-BERA, Katarzyna. Opportunities and barriers to the development of Poland in the field of renewable energy sources as compared to the European Union. International Conference “Environmental Engineering”, [S. l.], v. 11, p. 1–7, 2020. DOI: 10.3846/enviro.2020.604. Disponível em: https://conferences.vilniustech.lt/index.php/ENVIRO/article/view/1213. Acesso em: 24 may. 2026.