Bastian, A., Ardi Mardiana and Dinda Sri Wulansari (2023) “Sentiment Analysis Against Political Figure’s Billboard During Pandemic Using Naïve Bayes Algorithm ”, Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 7(1), pp. 138 - 145. doi: 10.29207/resti.v7i1.4643.