Gafatia IWD, Hadinata N. Analisis Pro Kontra Vaksin Covid 19 Menggunakan Sentiment Analysis Sumber Media Sosial Twitter. JPSII [Internet]. 2021Nov.23 [cited 2026Oct.8];2(1):34-42. Available from: https://www.journal.jis-institute.org/index.php/jpsii/article/view/544