Ramadhan, Viry Puspaning, Purwanto Purwanto, and Farrikh Alzami. 2022. “Sentiment Analysis of Community Response Indonesia Against Covid-19 on Twitter Based on Negation Handling”. Kinetik: Game Technology, Information System, Computer Network, Computing, Electronics, and Control 7 (2). https://doi.org/10.22219/kinetik.v7i2.1429.