Syahrur Marta Dwisusilo, Moh. Gandhi Amanullah,. “Post-Truth and Echo Chamber Phenomena in the Facebook of Jokowi and Prabowo”. Opción 350 (June 9, 2019): 28. Accessed December 5, 2025. https://produccioncientificaluz.org/index.php/opcion/article/view/24122.