Prasetyo, Kurniawan, and Heribertus Elingga Ajitrisna. “Content Analysis of Online News Portal Coverage of Covid-19 Vactination Issues in Indonesia”. Jurnal Komunikasi Ikatan Sarjana Komunikasi Indonesia 8, no. 2 (January 11, 2024): 290–300. Accessed December 5, 2024. https://jurnal-iski.or.id/index.php/jkiski/article/view/762.