Pertiwi, Astri, Agung Triayudi, and Endah Tri Esti Handayani. “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, no. 1 (May 31, 2020): 605-612. Accessed October 21, 2026. https://iocscience.org/ejournal/index.php/mantik/article/view/789.