KOLASA-WIĘCEK, A. Development Perspectives for Renewable Energy in the Opole Voivideship. Regional Barometer. Analyses & Prognoses, [S. l.], n. 2 (28), p. 107–113, 2012. DOI: 10.56583/br.1245. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/1245. Acesso em: 1 jul. 2024.