Muhammad Shollahuddin Hamidulloh, Saon S, Mahamad AK. Classification Algorithm for the Sentiment Analysis of the Covid 19 Pandemic in Indonesia Context. EICCS. 2022;3(1):66-79. Accessed April 7, 2026. https://publisher.uthm.edu.my/bookseries/index.php/eiccs/article/view/35