Barrio-Fraile, E., A.-M. Enrique-Jiménez, A. Fajula-Payet, M.-L. Barbeito-Veloso, y J.-J. Perona-Páez. «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, vol. 31, n.º 5, octubre de 2022, doi:10.3145/epi.2022.sep.21.