Tangdilomban, Claudian Tikulimbong, Syaifullah Yusuf Ramdhan, Muhammad Rizal, Cici Suhaeni, and Bagus Sartono. “From Sparse Features to Transformers: A Statistical Evaluation of TF-IDF, FastText, and IndoBERT for Sentiment Classification of Indonesian Travel App Reviews”. Journal of Applied Informatics and Computing 10, no. 3 (June 19, 2026): 3071–3083. Accessed September 12, 2026. https://jurnal.polibatam.ac.id/index.php/JAIC/article/view/12610.