ALEKSANDRA CZAJKOWSKA. THE CHANGES IN THE POLISH ENERGY SECTOR TO REDUCE THE POLLUTANT EMISSIONS IN THE ENVIRONMENT. ACTA INNOVATIONS, [S. l.], v. 30, p. 85–95, 2019. DOI: 10.62441/actainnovations.v30i.175. Disponível em: https://www.actainnovations.com/index.php/pub/article/view/30_9. Acesso em: 4 jul. 2025.