Hayatin, Nur, Mustika Mentari, and Abidatul Izzah. “Opinion Extraction of Public Figure Based on Sentiment Analysis from Twitter”. IPTEK The Journal of Engineering 1, no. 1 (September 2, 2025): 9–14. Accessed January 27, 2026. https://journal.its.ac.id/index.php/joe/article/view/7995.