Muhammad Shollahuddin Hamidulloh, S. Saon, and A. K. . Mahamad, “Classification Algorithm for the Sentiment Analysis of the Covid 19 Pandemic in Indonesia Context”, EICCS, vol. 3, no. 1, pp. 66–79, Jun. 2022, Accessed: Apr. 07, 2026. [Online]. Available: https://publisher.uthm.edu.my/bookseries/index.php/eiccs/article/view/35