Iqbal Wiranata Siregar, J., Putera Utama Siahaan, A., Iqbal, M., Nasution, D. and Farta Wijaya, R. (2025) “Sentiment Analysis Classification of E-commerce User Reviews Using Natural Language Processing (NLP) and Support Vector Machine (SVM) Methods”, Bulletin of Information Technology (BIT), 6(2), pp. 196 - 205. doi: 10.47065/bit.v6i2.2018.