E. Obando Chaves, “The Relevance of David Easton’s Political System Model in the Digital Age: An Analysis of the Challenges of Social Media”, RGU, vol. 2, no. 2, p. 13, Aug. 2026, Accessed: Nov. 14, 2026. Available: https://revistas.ulatina.ac.cr/index.php/gaudeamus/article/view/794