Tyas, M., Kurnia, A. and Soleh, A. 2022. TEXT CLUSTERING ONLINE LEARNING OPINION DURING COVID-19 PANDEMIC IN INDONESIA USING TWEETS. BAREKENG: Jurnal Ilmu Matematika dan Terapan. 16, 3 (Sep. 2022), 939-948. DOI:https://doi.org/10.30598/barekengvol16iss3pp939-948.