BARRIO-FRAILE, E.; ENRIQUE-JIMÉNEZ, A.-M.; FAJULA-PAYET, A.; BARBEITO-VELOSO, M.-L.; PERONA-PÁEZ, J.-J. The sound of responsibility: evolution of the use of radio advertising as a corporate social responsibility (CSR) communication channel before and after Covid-19. A significant increase. Profesional de la información, [S. l.], v. 31, n. 5, 2022. DOI: 10.3145/epi.2022.sep.21. Disponível em: https://revista.profesionaldelainformacion.com/index.php/EPI/article/view/86896. Acesso em: 9 feb. 2023.