López, C.G. (2025) “DIGITAL TRANSFORMATION AND ADVERTISING STRATEGIES ON SPANISH RADIO: A COMPARATIVE ANALYSIS OF CADENA SER, COPE, AND ONDA CERO”, Seven Editora, pp. 1876–1897. Available at: https://sevenpubl.com.br/editora/article/view/8677 (Accessed: 11 January 2026).