Fithriasari, Kartika, Rakhmah Wahyu Mayasari, Nur Iriawan, and Wiwiek Setya Winahju. “Surabaya Government Performance Evaluation Using Tweet Analysis”. MATEMATIKA 36, no. 1 (March 31, 2020): 31–42. Accessed April 19, 2024. https://matematika.utm.my/index.php/matematika/article/view/1176.