SAJNA, Radoslaw. Planet Earth on the Eve of the Copenhagen Climate Conference 2009: A Study of Prestige Newspapers from Different Continents. Observatorio (OBS*), [S. l.], v. 6, n. 2, 2012. DOI: 10.15847/obsOBS622012367. Disponível em: https://obs.obercom.pt/index.php/obs/article/view/367. Acesso em: 28 mar. 2024.