Karpina, Olena, and Justin Chen. “Topic Modelling and Emotion Analysis of the Tweets of British and American Politicians on the Topic of War in Ukraine”. East European Journal of Psycholinguistics 9, no. 2 (December 26, 2022): 41–66. Accessed April 29, 2024. https://eejpl.vnu.edu.ua/index.php/eejpl/article/view/658.