Saputra I, Halomoan J, Raharjo A, Syavira C. SENTIMENT ANALYSIS ON TWITTER OF PSBB EFFECT USING MACHINE LEARNING. techno [Internet]. 15Sep.2020 [cited 17Jul.2024];17(2):143-50. Available from: https://ejournal.nusamandiri.ac.id/index.php/techno/article/view/1635