PURBA, M. .; YADI, Y. Implementation Opinion Mining For Extraction Of Opinion Learning In University. Sinkron : jurnal dan penelitian teknik informatika, [S. l.], v. 7, n. 2, p. 694-699, 2023. DOI: 10.33395/sinkron.v8i2.11994. Disponível em: https://jurnal.polgan.ac.id/index.php/sinkron/article/view/11994. Acesso em: 19 apr. 2026.