Simarmata, A., A. Xu, Tiffany, and M. E. Phanie. “Sentiment Analysis On Twitter Posts About The Russia and Ukraine War With Long Short-Term Memory”. Sinkron : Jurnal Dan Penelitian Teknik Informatika, vol. 7, no. 2, Apr. 2023, pp. 789-97, doi:10.33395/sinkron.v8i2.12235.