Baviera, Tomás, Javier Sánchez-Junqueras, and Paolo Rosso. “Political Advertising on Social Media: Issues Sponsored on Facebook Ads During the 2019 General Elections in Spain”. Communication & Society 35, no. 3 (June 8, 2022): 39-49. Accessed July 25, 2024. https://revistas.unav.edu/index.php/communication-and-society/article/view/42265.