Pertiwi, A., Triayudi, A. and Handayani, E. T. E. (2020) “Sentiment Analysis of the Impact of Covid-19 on Indonesia’s Economy through Social Media Using the ANN Method: Sentiment Analysis of the Impact of Covid-19 on Indonesia’s Economy through Social Media Using the ANN Method”, Jurnal Mantik, 4(1), pp. 605-612. Available at: https://iocscience.org/ejournal/index.php/mantik/article/view/789 (Accessed: 18June2026).