Evi Dewi Sri Mulyani, Teuku Mufizar, N. Nelis Febriani SM, Hendri Julian Pramana, and Intan Hartiwan. “Twitter User Sentiment Analysis of the Sinovac (Covid-19) Vaccine Using the Naïve Bayes Method”. Computer Science Research and Its Development Journal 15, no. 1 (May 31, 2023): 12–21. Accessed May 6, 2024. https://csridjournal.potensi-utama.org/index.php/CSRIDjournal/article/view/29.