“The battle for public opinion on the Internet. Involvement of Spanish political party think tanks in the 2023 general elections : Implicación de los think tanks de partidos políticos españoles en las elecciones generales de 2023 ” (2025) Sphera Publica, 2(25), pp. 72–107. Available at: https://sphera.ucam.edu/index.php/sphera-01/article/view/539 (Accessed: 16 September 2026).